| Orchis abortiva Leyss. [Illegitimate] | Unresolved |  | WCSP | 
	
		| Orchis abortiva L. | Synonym |  | WCSP | 
	
		| Orchis aceratorchis Soó | Synonym |  | WCSP | 
	
		| Orchis acuminata Desf. | Synonym |  | WCSP | 
	
		| Orchis acuta Banks ex Pursh | Synonym |  | WCSP | 
	
		| Orchis adenocheila Czerniak. | Accepted |  | WCSP | 
	
		| Orchis × adriatica Soó [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × adulterina E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis aetnensis Tineo | Synonym |  | WCSP | 
	
		| Orchis aetnensis var. laxiflora Tod. ex Guss. | Synonym |  | WCSP | 
	
		| Orchis affinis K.Koch | Synonym |  | WCSP | 
	
		| Orchis africana Klinge | Synonym |  | WCSP | 
	
		| Orchis agastachys Fisch. ex Lindl. | Synonym |  | WCSP | 
	
		| Orchis × alata Fleury | Synonym |  | WCSP | 
	
		| Orchis × alatoides Gadeceau | Synonym |  | WCSP | 
	
		| Orchis alba Lam. | Synonym |  | WCSP | 
	
		| Orchis albanica Gölz & H.R.Reinhard | Synonym |  | WCSP | 
	
		| Orchis albertii A.Camus | Synonym |  | WCSP | 
	
		| Orchis albida (L.) Scop. | Synonym |  | WCSP | 
	
		| Orchis albida Friv. ex Hampe | Misapplied |  | WCSP | 
	
		| Orchis albiflorus Soó | Unresolved |  | TRO | 
	
		| Orchis albuferensis R.M.Bateman & Hollingsw. | Unresolved |  | WCSP (in review) | 
	
		| Orchis × alfredi-fuchsii Soó [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × algeriensis B.Baumann & H.Baumann | Accepted |  | WCSP | 
	
		| Orchis alpestris (Fukuy.) S.S.Ying [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis alpestris Pugsley | Synonym |  | WCSP | 
	
		| Orchis alpina (Ség.) Crantz | Synonym |  | WCSP | 
	
		| Orchis alpina (L.) Scop. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis altaica (Rchb.f.) Soó | Synonym |  | WCSP | 
	
		| Orchis altissima Ham. ex Hook. f. | Unresolved |  | TRO | 
	
		| Orchis × altobracensis Coste & Soulié | Synonym |  | WCSP | 
	
		| Orchis ambigua Martrin-Donos [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × ambigua A.Kern. [Illegitimate] | Unresolved |  | WCSP | 
	
		| Orchis ambigua Degl. ex Le Gall | Synonym |  | WCSP | 
	
		| Orchis × ambigua var. claudiopolitana Simonk. | Synonym |  | WCSP | 
	
		| Orchis amblyoloba Nevski | Synonym |  | WCSP | 
	
		| Orchis amoena Crantz | Synonym |  | WCSP | 
	
		| Orchis × amsittenii Hautz. | Unresolved |  | WCSP | 
	
		| Orchis anatolica Boiss. | Accepted |  | WCSP | 
	
		| Orchis anatolica var. kochii Boiss. | Synonym |  | WCSP | 
	
		| Orchis anatolica f. rariflora (K.Koch) Soó | Synonym |  | WCSP | 
	
		| Orchis anatolica subsp. sezikiana (B.Baumann & H.Baumann) Kreutz | Synonym |  | WCSP | 
	
		| Orchis anatolica subsp. sitiaca Renz | Synonym |  | WCSP | 
	
		| Orchis anatolica f. taurica Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis anatolica var. troodi Renz | Synonym |  | WCSP | 
	
		| Orchis anatolica subsp. troodi (Renz) Renz | Synonym |  | WCSP | 
	
		| Orchis angustata Arv.-Touv. | Synonym |  | WCSP | 
	
		| Orchis × angusticruris Franch. | Accepted |  | WCSP | 
	
		| Orchis angustifolia Wimm. & Grab. | Synonym |  | WCSP | 
	
		| Orchis angustifolia Loisel. ex Rchb. | Synonym |  | WCSP | 
	
		| Orchis angustifolia M.Bieb. | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. abeliana Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. acuminata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. acuminata (Klinge) Neuman | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. ammatica Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. amplivaginata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. angustivaginata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. anziensis Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. arcuata (Klinge) Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. arcuata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. blyttii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. brevifolia Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. brevispicata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. caucasica (Klinge) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. comosa Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. curvata (Klinge) Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. curvata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. curvifolia (F.Nyl.) Nyman | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. densiflora Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. densissima Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. densiuscula Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. divaricata Nyman | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. elongata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. elongata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. erecta Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. estonica Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. extensa Hartm. | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. fichtenbergii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. friesii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia subsp. friesii (Klinge) Neuman | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. gracilis Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. gracillima Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. gruneri Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. haussknechtii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. immaculata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. immaculata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. intermedia Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. lapponica Laest. ex Hartm. | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. lapponica Laest. | Synonym |  | TRO | 
	
		| Orchis angustifolia f. laxa Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. laxiflora Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. laxiuscula Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. lehnertii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. levaschevoica Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. longispicata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. mielichhoferi Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. nylandri Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. oblonga Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. obtusifolia Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. paanajaervica Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. papjerwica Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. patens Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. patens Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. patula Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. perhoica Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. poenalica Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. pulcherrima Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. pusilla Neuman | Synonym |  | WCSP | 
	
		| Orchis angustifolia subsp. pycnantha Neuman | Synonym |  | WCSP | 
	
		| Orchis angustifolia subsp. pycnantha L. Neumann | Synonym |  | TRO | 
	
		| Orchis angustifolia var. recurva Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. reichenbachii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. remota Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. reolana Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. rigidula Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. robustior Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. rosiensis Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. russowii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia subsp. russowii (Klinge) Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. sanionis Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. sauteri Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. sauteri (Klinge) Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. schmidtii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. schurii Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. schurii Klinge | Synonym |  | TRO | 
	
		| Orchis angustifolia f. spathulata Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. stricta Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. stricta Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia subsp. subcapitata Neuman | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. subcurva Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. suberecta Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. superba Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. tarbatonica Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia var. tenuifolia Klinge | Synonym |  | WCSP | 
	
		| Orchis angustifolia f. tiudiensis Klinge | Synonym |  | WCSP | 
	
		| Orchis anthropophora (L.) All. | Accepted |  | WCSP | 
	
		| Orchis aphylla F.W.Schmidt [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis aphylla Forssk. | Synonym |  | WCSP | 
	
		| Orchis apifera (Huds.) Salisb. | Synonym |  | WCSP | 
	
		| Orchis × apollinaris W.Rossi & al. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis appendiculata Stokes | Synonym |  | WCSP | 
	
		| Orchis × approximata Rouy [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × aquitaniensis G.Keller & Jeanj. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis arachnites Scop. | Synonym |  | WCSP | 
	
		| Orchis × arbostii E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × argentarii G.Keller [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis aristata Fisch. ex Lindl. | Synonym |  | WCSP | 
	
		| Orchis aristata var. immaculata Makino | Synonym |  | WCSP | 
	
		| Orchis aristata var. maculata Makino | Synonym |  | WCSP | 
	
		| Orchis aristata f. perbracteata Lepage | Synonym |  | WCSP | 
	
		| Orchis aristata var. perbracteata Lepage | Synonym |  | TRO | 
	
		| Orchis × aschersoniana Hausskn. | Synonym |  | WCSP | 
	
		| Orchis aschersonii (Rouy) Soó | Synonym |  | WCSP | 
	
		| Orchis aserica B.Baumann & al. | Synonym |  | WCSP | 
	
		| Orchis athensis (Lej.) Dumort. | Synonym |  | WCSP | 
	
		| Orchis atlantica Willd. | Synonym |  | WCSP | 
	
		| Orchis atropurpurea Tausch | Synonym |  | WCSP | 
	
		| Orchis × attica Hausskn. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × aurunca W.Rossi & Minut. | Accepted |  | WCSP | 
	
		| Orchis × austriaca A.Kern. | Unresolved |  | WCSP | 
	
		| Orchis balcanica Velen. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis baltica (Klinge) A.Fuchs | Synonym |  | WCSP | 
	
		| Orchis baltica Klinge | Synonym |  | TRO | 
	
		| Orchis barbata L.f. | Synonym |  | WCSP | 
	
		| Orchis × barlae E.G.Camus | Unresolved |  | WCSP | 
	
		| Orchis basifoliata (Finet) Schltr. | Synonym |  | WCSP | 
	
		| Orchis basilica L. ex Klinge | Synonym |  | WCSP | 
	
		| Orchis basilica subsp. cartaliniae Klinge | Synonym |  | WCSP | 
	
		| Orchis basilica subsp. saccifera (Brongn.) Klinge | Synonym |  | WCSP | 
	
		| Orchis × bassoulsii Balayer [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis batrachites Schrank | Synonym |  | WCSP | 
	
		| Orchis × beckeriana Höppner | Synonym |  | WCSP | 
	
		| Orchis beeringiana (Cham.) Kudô | Synonym |  | WCSP | 
	
		| Orchis beesiana W.W.Sm. | Synonym |  | WCSP | 
	
		| Orchis × bergonii Nanteuil | Accepted |  | WCSP | 
	
		| Orchis × beyrichii (Rchb.f.) A.Kern. | Accepted |  | WCSP | 
	
		| Orchis × bicknellii E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis bicornis L. | Synonym |  | WCSP | 
	
		| Orchis bicornis Gilib. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis bicornis Jacq. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis bidentata Elliott | Synonym |  | WCSP | 
	
		| Orchis biermannii Ortm. | Synonym |  | WCSP | 
	
		| Orchis biflora L. | Synonym |  | WCSP | 
	
		| Orchis bifolia L. | Synonym |  | WCSP | 
	
		| Orchis bifolia var. brachyglossa Wallr. | Synonym |  | WCSP | 
	
		| Orchis bifolia var. elatior Gaudin | Synonym |  | WCSP | 
	
		| Orchis bifolia var. latissima Tinant | Synonym |  | WCSP | 
	
		| Orchis bifolia var. macroglossa Wallr. | Synonym |  | WCSP | 
	
		| Orchis bifolia var. major Besser | Synonym |  | WCSP | 
	
		| Orchis bifolia var. trifolia Gaudin | Synonym |  | WCSP | 
	
		| Orchis bifolia var. trifoliata Tinant | Synonym |  | WCSP | 
	
		| Orchis bifolia var. virens Tinant | Synonym |  | WCSP | 
	
		| Orchis biloba Arv.-Touv. | Synonym |  | WCSP | 
	
		| Orchis bipunctata Raf. | Synonym |  | WCSP | 
	
		| Orchis × bispurium (G.Keller) H.Kretzschmar, Eccarius & H.Dietr. | Accepted |  | WCSP | 
	
		| Orchis × bivonae Tod. | Accepted |  | WCSP | 
	
		| Orchis bivonae Tod. | Synonym |  | TRO | 
	
		| Orchis blephariglottis Willd. | Synonym |  | WCSP | 
	
		| Orchis blidana B.Baumann & H.Baumann | Synonym |  | WCSP | 
	
		| Orchis blyttii (Rchb.f.) Soó | Synonym |  | WCSP | 
	
		| Orchis bonanniana Tod. | Synonym |  | WCSP | 
	
		| Orchis × bonnieriana E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × bornemanni Asch. | Unresolved |  | TRO | 
	
		| Orchis × bornemanniae Asch. | Unresolved |  | WCSP | 
	
		| Orchis × bornemanniana Asch. ex Nyman | Unresolved |  | TRO | 
	
		| Orchis boryi Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis boryi var. alba C.Alibertis & A.Alibertis | Synonym |  | WCSP | 
	
		| Orchis bosniaca Beck | Synonym |  | WCSP | 
	
		| Orchis × boudieri E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis brachiata Gilib. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis brachystachys d'Urv. | Synonym |  | WCSP | 
	
		| Orchis bracteata Ten. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis bracteata Muhl. ex Willd. | Synonym |  | WCSP | 
	
		| Orchis brancifortii Biv. | Accepted |  | WCSP | 
	
		| Orchis brancifortii f. maculata J.Baláz & M.Baláz | Synonym |  | WCSP | 
	
		| Orchis × braunii Halácsy | Synonym |  | WCSP | 
	
		| Orchis × braunii var. townsendiana Rouy | Unresolved |  | WCSP | 
	
		| Orchis brevicalcarata (Finet) Schltr. | Synonym |  | WCSP | 
	
		| Orchis brevicornis Viv. | Synonym |  | WCSP | 
	
		| Orchis brevicornis var. fallax De Not. | Synonym |  | WCSP | 
	
		| Orchis brevicornis subsp. fallax (De Not.) Nyman | Synonym |  | WCSP | 
	
		| Orchis brevicornis var. panormitana (Tineo) Nyman | Synonym |  | WCSP | 
	
		| Orchis brevicornu Viv. | Unresolved |  | TRO | 
	
		| Orchis brevilabris Fisch. & C.A.Mey. | Synonym |  | WCSP | 
	
		| Orchis × brochoni Jeanj. | Unresolved |  | TRO | 
	
		| Orchis broteroana Rivas Goday & Bellot | Synonym |  | WCSP | 
	
		| Orchis bruhnsiana (Gruner) Mojorov ex Grossh. | Synonym |  | WCSP | 
	
		| Orchis × bruniana Brügger | Synonym |  | WCSP | 
	
		| Orchis × buelii Wildh. | Accepted |  | WCSP | 
	
		| Orchis × bugarachensis J.Claess. & J.M.Lewin | Unresolved |  | WCSP | 
	
		| Orchis bungii Hautz. | Synonym |  | WCSP | 
	
		| Orchis burmanniana L. | Synonym |  | WCSP | 
	
		| Orchis × burolletiana Maire [Invalid] | Unresolved |  | WCSP | 
	
		| Orchis × caballeroi Rivas Goday | Unresolved |  | TRO | 
	
		| Orchis × caccabaria Verg. | Synonym |  | WCSP | 
	
		| Orchis calcarata Walter [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis calcarata Burm.f. | Synonym |  | WCSP | 
	
		| Orchis × calliantha Renz & Taubenheim | Accepted |  | WCSP | 
	
		| Orchis calvellii A.Terracc. | Synonym |  | WCSP | 
	
		| Orchis camtschatica Cham. | Synonym |  | WCSP | 
	
		| Orchis × camusii Duffort | Unresolved |  | WCSP | 
	
		| Orchis canariensis Lindl. | Synonym |  | WCSP | 
	
		| Orchis candida A.Terracc. | Synonym |  | WCSP | 
	
		| Orchis candidissima Krock. | Synonym |  | WCSP | 
	
		| Orchis × canutii K.Richt. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × capitata E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis caprina M.Bieb. | Synonym |  | WCSP | 
	
		| Orchis × carnea E.G.Camus [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis carnea Dryand. | Synonym |  | WCSP | 
	
		| Orchis carpetana (Willk.) Pau | Synonym |  | WCSP | 
	
		| Orchis cartaliniae (Klinge) Medw. | Synonym |  | WCSP | 
	
		| Orchis caspia Trautv. | Synonym |  | WCSP | 
	
		| Orchis cassidea M.Bieb. | Synonym |  | WCSP | 
	
		| Orchis cataonica H.Fleischm. | Synonym |  | WCSP | 
	
		| Orchis cataphracta Sieber ex Steud. | Unresolved |  | TRO | 
	
		| Orchis caucasica (Klinge) Medw. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis caucasica Regel | Synonym |  | WCSP | 
	
		| Orchis caucasica (Klinge) Klinge | Synonym |  | TRO | 
	
		| Orchis caucasica f. aserica (B.Baumann & al.) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis caucasica var. markowitschii Soó | Synonym |  | WCSP | 
	
		| Orchis cazorlensis Lacaita | Synonym |  | WCSP | 
	
		| Orchis × celakovskyi Rohlena | Unresolved |  | WCSP | 
	
		| Orchis × celtiberica Pau | Accepted |  | WCSP | 
	
		| Orchis cercopitheca Poir. | Synonym |  | WCSP | 
	
		| Orchis × cerii Guadagno [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis cernua Burm.f. | Synonym |  | WCSP | 
	
		| Orchis × chabalensis B.Baumann & al. | Accepted |  | WCSP | 
	
		| Orchis champagneuxii Barnéoud | Synonym |  | WCSP | 
	
		| Orchis champagneuxii var. mesomelana (Rchb.f.) D.Tyteca | Synonym |  | WCSP | 
	
		| Orchis champagneuxii f. mesomelana (Rchb.f.) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis × chassagnei Alleiz. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × chatinii E.G.Camus | Unresolved |  | WCSP | 
	
		| Orchis × chenevardii M.Schulze [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × chevallieriana E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis chidorii (Makino) Schltr. | Synonym |  | WCSP | 
	
		| Orchis chidorii var. curtipes (Ohwi) Ohwi | Synonym |  | WCSP | 
	
		| Orchis chinensis Soó | Unresolved |  | TRO | 
	
		| Orchis chingshuishania S.S.Ying | Synonym |  | WCSP | 
	
		| Orchis chlorantha Custer | Synonym |  | WCSP | 
	
		| Orchis chlorotica Woronow | Synonym |  | WCSP | 
	
		| Orchis × choirokitiana Kreutz & Scraton | Unresolved |  | WCSP | 
	
		| Orchis chondradenia Makino [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × christii G.Keller [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis chrysea (W.W.Sm.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis chusua D.Don | Synonym |  | WCSP | 
	
		| Orchis chusua var. delavayi (Schltr.) Soó | Synonym |  | TRO | 
	
		| Orchis chusua var. nana King & Pantl. | Synonym |  | WCSP | 
	
		| Orchis chusua var. pulchella (Hand.-Mazz.) T. Tang & F.T. Wang | Synonym |  | TRO | 
	
		| Orchis chusua var. tenii (Schltr.) Soó | Synonym |  | TRO | 
	
		| Orchis cicadaria E.A. Noronha | Unresolved |  | TRO | 
	
		| Orchis ciliaris L. | Synonym |  | WCSP | 
	
		| Orchis ciliaris var. alba Michx. | Synonym |  | WCSP | 
	
		| Orchis cilicica Klinge | Synonym |  | WCSP | 
	
		| Orchis cilicica (Klinge) Schltr. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis cimicina Crantz | Synonym |  | WCSP | 
	
		| Orchis cimicina Bréb. [Illegitimate] | Unresolved |  | WCSP | 
	
		| Orchis cinerea Schrank | Synonym |  | WCSP | 
	
		| Orchis circumflexa (L.) Bolus | Synonym |  | WCSP | 
	
		| Orchis × clandestina Hautz. | Accepted |  | WCSP | 
	
		| Orchis clavata B.Heyne ex Hook.f. | Synonym |  | WCSP | 
	
		| Orchis clavellata Michx. | Synonym |  | WCSP | 
	
		| Orchis clavellata var. tridentata Muhl. | Synonym |  | WCSP | 
	
		| Orchis cochleata H.Fleischm. & M.Schulze | Synonym |  | WCSP | 
	
		| Orchis × colemanii Cortesi | Accepted |  | WCSP | 
	
		| Orchis collina Banks & Sol. ex Russell | Synonym |  | WCSP | 
	
		| Orchis collina subsp. chlorotica (Woronow) Aver. | Synonym |  | WCSP | 
	
		| Orchis collina subsp. fedtschenkoi (Czerniak.) Aver. | Synonym |  | WCSP | 
	
		| Orchis collina var. flavescens Soó | Synonym |  | WCSP | 
	
		| Orchis collina f. flavescens (Soó) D.Rivera & Lopez Velez | Synonym |  | WCSP | 
	
		| Orchis collina f. purpurea Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis columnae F.W.Schmidt | Synonym |  | WCSP | 
	
		| Orchis commelinifolia Roxb. | Synonym |  | WCSP | 
	
		| Orchis commutata Tod. | Synonym |  | WCSP | 
	
		| Orchis comosa F.W.Schmidt | Synonym |  | WCSP | 
	
		| Orchis comosa Schur [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis comosa Scop. | Synonym |  | WCSP | 
	
		| Orchis comosa var. angustifolia Ambrosi | Synonym |  | WCSP | 
	
		| Orchis comperiana Steven | Synonym |  | WCSP | 
	
		| Orchis comperiana f. karduchorum (Bornm. & Kraenzl.) Soó | Synonym |  | WCSP | 
	
		| Orchis complicata (E.G.Camus) Rouy | Synonym |  | WCSP | 
	
		| Orchis × complicata E.G. Camus | Synonym |  | TRO | 
	
		| Orchis compressiflora Stokes | Synonym |  | WCSP | 
	
		| Orchis condensa Schur | Synonym |  | WCSP | 
	
		| Orchis condensata Desf. | Synonym |  | WCSP | 
	
		| Orchis conica Willd. | Synonym |  | WCSP | 
	
		| Orchis conopea Gras | Synonym |  | WCSP | 
	
		| Orchis conopea var. albiflora Tinant | Synonym |  | WCSP | 
	
		| Orchis conopea var. major Tinant | Synonym |  | WCSP | 
	
		| Orchis conopsea L. | Synonym |  | WCSP | 
	
		| Orchis conopsea var. densiflora Wahlenb. | Synonym |  | WCSP | 
	
		| Orchis constricta L.O.Williams | Synonym |  | WCSP | 
	
		| Orchis convallariifolia Fisch. ex Lindl. | Synonym |  | WCSP | 
	
		| Orchis × corcyrensis Halácsy ex Soó | Synonym |  | WCSP | 
	
		| Orchis cordata Willd. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis cordifolia Munby | Synonym |  | WCSP | 
	
		| Orchis cordigera Fr. | Synonym |  | WCSP | 
	
		| Orchis cordigera f. banatica Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis cordigera subsp. blyttii (Rchb.f.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis cordigera subsp. bosniaca (Beck) Klinge | Synonym |  | WCSP | 
	
		| Orchis cordigera var. bosniaca (Beck) Klinge | Synonym |  | WCSP | 
	
		| Orchis cordigera var. caucasica (Klinge) Klinge | Synonym |  | WCSP | 
	
		| Orchis cordigera var. foliosa Klinge | Synonym |  | WCSP | 
	
		| Orchis cordigera f. grisebachii (Pant.) Soó | Synonym |  | WCSP | 
	
		| Orchis cordigera var. grisebachii (Pant.) Klinge | Synonym |  | WCSP | 
	
		| Orchis cordigera var. klingei E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis cordigera f. macrobracteata (Schur) Soó | Synonym |  | WCSP | 
	
		| Orchis cordigera var. macrobracteata Schur | Synonym |  | WCSP | 
	
		| Orchis cordigera f. rivularis (Heuff. ex Schur) Soó | Synonym |  | WCSP | 
	
		| Orchis cordigera var. rocheliana Klinge | Synonym |  | WCSP | 
	
		| Orchis cordigera f. rochelii (Griseb. & Schenk) Klinge | Synonym |  | WCSP | 
	
		| Orchis cordigera var. siculorum (Soó) Pauca | Synonym |  | WCSP | 
	
		| Orchis cordigera subsp. siculorum Soó | Synonym |  | WCSP | 
	
		| Orchis cordigera f. simonkaiana Soó | Synonym |  | WCSP | 
	
		| Orchis cordigera f. subtriloba Soó | Synonym |  | WCSP | 
	
		| Orchis coreana Nakai | Synonym |  | WCSP | 
	
		| Orchis coreosmus St.-Lag. | Synonym |  | WCSP | 
	
		| Orchis coriophora L. | Synonym |  | WCSP | 
	
		| Orchis coriophora f. alba E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis coriophora f. borosiana Soó | Synonym |  | WCSP | 
	
		| Orchis coriophora var. carpetana Willk. | Synonym |  | WCSP | 
	
		| Orchis coriophora subsp. carpetana (Willk.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis coriophora var. cassidea (M.Bieb.) Nyman | Synonym |  | WCSP | 
	
		| Orchis coriophora var. cassidea Nevski | Synonym |  | TRO | 
	
		| Orchis coriophora var. cibiniensis Schur | Synonym |  | WCSP | 
	
		| Orchis coriophora var. cimicina Arcang. | Synonym |  | WCSP | 
	
		| Orchis coriophora subsp. cimicina (Arcang.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis coriophora var. czeremossica Zapal. | Synonym |  | WCSP | 
	
		| Orchis coriophora var. dolichoceras Maire | Synonym |  | WCSP | 
	
		| Orchis coriophora var. elongata Maire | Synonym |  | WCSP | 
	
		| Orchis coriophora subsp. fragrans (Pollini) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis coriophora var. fragrans (Pollini) Boiss. | Synonym |  | WCSP | 
	
		| Orchis coriophora var. latifolia Tinant | Synonym |  | WCSP | 
	
		| Orchis coriophora var. lusciniarum Maire | Synonym |  | WCSP | 
	
		| Orchis coriophora var. major E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis coriophora subsp. martrinii (Timb.-Lagr.) Nyman | Synonym |  | WCSP | 
	
		| Orchis coriophora var. martrinii (Timb.-Lagr.) Gaut. | Synonym |  | WCSP | 
	
		| Orchis coriophora f. nana W.Zimm. | Synonym |  | WCSP | 
	
		| Orchis coriophora subsp. nervulosa (Sakalo) Soó | Synonym |  | WCSP | 
	
		| Orchis coriophora var. nervulosa Bordz. | Synonym |  | TRO | 
	
		| Orchis coriophora var. odorata Ten. ex Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis coriophora subsp. olida (Bréb.) Nyman | Synonym |  | WCSP | 
	
		| Orchis coriophora var. polliniana (Spreng.) Pollini | Synonym |  | WCSP | 
	
		| Orchis coriophora subsp. sancta (L.) Hayek | Synonym |  | WCSP | 
	
		| Orchis coriophora var. sancta (L.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis coriophora var. sennenii A.Camus | Synonym |  | WCSP | 
	
		| Orchis coriophora var. subsancta Balayer | Synonym |  | WCSP | 
	
		| Orchis coriophora var. symphypetala Brot. | Synonym |  | WCSP | 
	
		| Orchis coriophora f. virescens E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis cornopica Mill. [Spelling variant] | Synonym |  | WCSP | 
	
		| Orchis cornuta L. | Synonym |  | WCSP | 
	
		| Orchis cornuta Houtt. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis corsica Viv. | Synonym |  | WCSP | 
	
		| Orchis × cortesii Zodda [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × cortesii E.G.Camus & A.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × corylensis Hesl.-Harr. | Unresolved |  | WCSP | 
	
		| Orchis crenulata Gilib. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis crenulata Schltr. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis cristata Michx. | Synonym |  | WCSP | 
	
		| Orchis crocea Raf. | Synonym |  | WCSP | 
	
		| Orchis cruenta O.F.Müll. | Synonym |  | WCSP | 
	
		| Orchis cruenta Rochel [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis cruenta subsp. blyttii (Rchb.f.) Soó | Synonym |  | WCSP | 
	
		| Orchis cruentiformis Neuman | Synonym |  | WCSP | 
	
		| Orchis × csatoi Soó | Synonym |  | WCSP | 
	
		| Orchis × csatoi var. szaboiana Soó | Synonym |  | WCSP | 
	
		| Orchis cubitalis L. | Synonym |  | WCSP | 
	
		| Orchis cucullata L. | Synonym |  | WCSP | 
	
		| Orchis cupanii Tod. | Synonym |  | WCSP | 
	
		| Orchis curtipes Ohwi | Synonym |  | WCSP | 
	
		| Orchis × curtisii Druce | Unresolved |  | WCSP | 
	
		| Orchis curvifolia F.Nyl. | Synonym |  | WCSP | 
	
		| Orchis cyclochila (Franch. & Sav.) Maxim. | Synonym |  | WCSP | 
	
		| Orchis cylindrica K.Koch | Synonym |  | WCSP | 
	
		| Orchis cylindrostachya (Lindl.) Kraenzl. | Synonym |  | WCSP | 
	
		| Orchis cyrenaica E.A.Durand & Barratte | Synonym |  | WCSP | 
	
		| Orchis cyrilli Ten. | Synonym |  | WCSP | 
	
		| Orchis × dafnii Wolfg.Schmidt & R.Luz | Synonym |  | WCSP | 
	
		| Orchis × danguyana P.Fourn. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × darcissii Murr ex Dalla Torre & Sarnth. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × debeauxii E.G.Camus | Unresolved |  | WCSP | 
	
		| Orchis decipiens Bianca | Synonym |  | WCSP | 
	
		| Orchis × decipiens E.G.Camus [Illegitimate] | Unresolved |  | WCSP | 
	
		| Orchis deflexa Ehreno. ex Soo | Unresolved |  | TRO | 
	
		| Orchis × delamainii G.Keller ex T.Stephenson | Synonym |  | WCSP | 
	
		| Orchis delavayi Schltr. | Synonym |  | WCSP | 
	
		| Orchis × densiflora (Wahlenb.) Pers. | Synonym |  | WCSP | 
	
		| Orchis densiflora Wahlenb. | Synonym |  | TRO | 
	
		| Orchis dentata Sw. | Synonym |  | WCSP | 
	
		| Orchis depsata Burm.f. | Synonym |  | WCSP | 
	
		| Orchis × devalonii Cif. & Giacom. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis diantha Schltr. | Synonym |  | WCSP | 
	
		| Orchis × dicorifiana G.Thiele & W.Thiele [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × dietrichiana Bogenh. | Synonym |  | WCSP | 
	
		| Orchis × digenea Tourlet [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis dilatata Pursh | Synonym |  | WCSP | 
	
		| Orchis × dinglensis Wilmott | Synonym |  | WCSP | 
	
		| Orchis dinsmorei (Schltr.) H.Baumann & Dafni | Synonym |  | WCSP | 
	
		| Orchis diphylla (Link) Samp. | Synonym |  | WCSP | 
	
		| Orchis discolor Pursh | Synonym |  | WCSP | 
	
		| Orchis divaricata Boreau [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis divaricata Rich. ex Loisel. | Synonym |  | WCSP | 
	
		| Orchis doellii W.Zimm. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × dolicheilos (Döll) Maus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis dolichorhiza Fisch. ex Lindl. | Synonym |  | WCSP | 
	
		| Orchis × dominiana E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis doyonensis Hand.-Mazz. | Synonym |  | WCSP | 
	
		| Orchis draconis L.f. | Synonym |  | WCSP | 
	
		| Orchis dubia Thouars | Synonym |  | WCSP | 
	
		| Orchis × dubia E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis dubia Le Gall [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × dubreuilhii G.Keller & Jeanj. | Synonym |  | WCSP | 
	
		| Orchis × dufftiana M.Schulze | Synonym |  | WCSP | 
	
		| Orchis × dufftii Hausskn. | Synonym |  | WCSP | 
	
		| Orchis dulukae Hautz. | Synonym |  | WCSP | 
	
		| Orchis dulukae subsp. camparonensis Kohlmüller | Synonym |  | WCSP | 
	
		| Orchis × duquesnei (Rchb.f.) Nyman | Synonym |  | WCSP | 
	
		| Orchis durandii Boiss. & Reut. | Synonym |  | WCSP | 
	
		| Orchis × durandii C.Bernard & al. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis ecalcarata Costa & Vayr | Synonym |  | WCSP | 
	
		| Orchis echneumononea Sw. | Unresolved |  | TRO | 
	
		| Orchis × ehdenica Kreutz [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × eichenfeldtii Beck [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis elata Poir. | Synonym |  | WCSP | 
	
		| Orchis elata f. alba Soó | Synonym |  | WCSP | 
	
		| Orchis elata f. albiflora Maire | Synonym |  | WCSP | 
	
		| Orchis elata var. algerica (Rchb.) Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis elata var. ambigua (J.A.Guim.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis elata subsp. ambigua (J.A.Guim.) Soó | Synonym |  | WCSP | 
	
		| Orchis elata var. corsica (E.Rev. ex E.G.Camus) Soó | Synonym |  | WCSP | 
	
		| Orchis elata subsp. durandii (Boiss. & Reut.) Soó | Synonym |  | WCSP | 
	
		| Orchis elata var. elongata Maire | Synonym |  | WCSP | 
	
		| Orchis elata f. elongata (Maire) Soó | Synonym |  | WCSP | 
	
		| Orchis elata f. klingeana Soó | Synonym |  | WCSP | 
	
		| Orchis elata f. leucantha Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis elata f. mairei Soó | Synonym |  | WCSP | 
	
		| Orchis elata f. maroccanica Soó | Synonym |  | WCSP | 
	
		| Orchis elata subsp. munbyana (Boiss. & Reut.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis elata var. munbyana (Boiss. & Reut.) Soó | Synonym |  | WCSP | 
	
		| Orchis elata f. munbyana (Boiss. & Reut.) Soó | Synonym |  | WCSP | 
	
		| Orchis elata f. pallida Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis elata f. peltieri Soó | Synonym |  | WCSP | 
	
		| Orchis elata var. poiretiana Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis elata subsp. sesquipedalis (Willd.) Soó | Synonym |  | WCSP | 
	
		| Orchis elata var. sesquipedalis (Willd.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis elata f. speciosissima Soó | Synonym |  | WCSP | 
	
		| Orchis elata var. vestita (Cav. ex Lag. & Rodr.) Losa & Rivas Goday | Synonym |  | WCSP | 
	
		| Orchis elata f. willdenowiana Soó | Synonym |  | WCSP | 
	
		| Orchis elatior Afzel. ex Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis elegans Heuff. | Synonym |  | WCSP | 
	
		| Orchis elegans Heuff. ex Rochel | Synonym |  | TRO | 
	
		| Orchis elegans var. dinsmorei (Schltr.) H.I.Schäf. | Synonym |  | WCSP | 
	
		| Orchis elegans var. platychila (K.Koch) H.I.Schäf. | Synonym |  | WCSP | 
	
		| Orchis elisahethae G. Keller ex G. Keller & Soó | Unresolved |  | TRO | 
	
		| Orchis elodes Griseb. | Synonym |  | WCSP | 
	
		| Orchis × elsarocchiae Archamb. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × engadinensis Cif. & Giacom. | Unresolved |  | WCSP | 
	
		| Orchis ennensis Guss. ex Tineo | Synonym |  | WCSP | 
	
		| Orchis ensifolia Vill. | Synonym |  | WCSP | 
	
		| Orchis entomantha Lex. | Synonym |  | WCSP | 
	
		| Orchis epidendroides Willemet [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × erdingeri (A.Kern.) Sennholz | Synonym |  | WCSP | 
	
		| Orchis ericetorum (E.F.Linton) A.Benn. | Synonym |  | WCSP | 
	
		| Orchis ericetorum (E.F. Linton) E.S. Marshall | Synonym |  | TRO | 
	
		| Orchis erubescens Zucc. | Synonym |  | WCSP | 
	
		| Orchis × erythrantha Beck | Unresolved |  | WCSP | 
	
		| Orchis euxina Nevski | Synonym |  | WCSP | 
	
		| Orchis × evansii Druce | Unresolved |  | WCSP | 
	
		| Orchis exilis Ames & Schltr. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis expansa Ten. | Synonym |  | WCSP | 
	
		| Orchis extensa (Hartm.) Pritz. | Synonym |  | WCSP | 
	
		| Orchis faberi (Rolfe) Soó | Synonym |  | WCSP | 
	
		| Orchis falcata Thunb. | Synonym |  | WCSP | 
	
		| Orchis fallax (De Not.) Willk. | Synonym |  | WCSP | 
	
		| Orchis × farquetii G.Keller [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis farreri (Schltr.) Soó | Synonym |  | WCSP | 
	
		| Orchis fasciculata Tineo | Synonym |  | WCSP | 
	
		| Orchis fasciculata var. obtusifolia Tineo | Synonym |  | WCSP | 
	
		| Orchis fastigiata (Thouars) Spreng. | Synonym |  | WCSP | 
	
		| Orchis fauriei Finet | Synonym |  | WCSP | 
	
		| Orchis fedtschenkoi Czerniak. | Synonym |  | WCSP | 
	
		| Orchis × feinbruniae H.Baumann & Dafni | Synonym |  | WCSP | 
	
		| Orchis ferrieana Kraenzl. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis ferruginea (F.W.Schmidt) F.W.Schmidt | Synonym |  | WCSP | 
	
		| Orchis festiva Heuff. ex Rochel | Synonym |  | WCSP | 
	
		| Orchis filicornis Thonn. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis filicornis L.f. | Synonym |  | WCSP | 
	
		| Orchis fimbriata Aiton | Synonym |  | WCSP | 
	
		| Orchis fissa Muhl. ex Willd. | Synonym |  | WCSP | 
	
		| Orchis fistulata Stokes | Synonym |  | WCSP | 
	
		| Orchis fistulosa Moench [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × fitzii Hautz. | Accepted |  | WCSP | 
	
		| Orchis flava L. | Synonym |  | WCSP | 
	
		| Orchis flava var. virescens (Muhl. ex Willd.) Green | Synonym |  | WCSP | 
	
		| Orchis flavescens K.Koch | Synonym |  | WCSP | 
	
		| Orchis flexicaulis L.f. | Synonym |  | WCSP | 
	
		| Orchis flexuosa L. | Synonym |  | WCSP | 
	
		| Orchis × flixensis Gsell | Synonym |  | WCSP | 
	
		| Orchis foliacea Burm.f. | Synonym |  | WCSP | 
	
		| Orchis foliosa Masson ex Ker Gawl. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis foliosa Sw. | Synonym |  | WCSP | 
	
		| Orchis foliosa Schur [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis foliosa Sol. ex Lowe [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis foliosa Spreng. | Synonym |  | TRO | 
	
		| Orchis × formosa T.Stephenson & T.A.Stephenson [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis formosa Steven | Synonym |  | WCSP | 
	
		| Orchis formosensis S.S.Ying | Synonym |  | WCSP | 
	
		| Orchis forrestii (Schltr.) Soó | Synonym |  | WCSP | 
	
		| Orchis × fournieri E.Royer | Synonym |  | WCSP | 
	
		| Orchis fragrans Ten. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis fragrans Pollini | Synonym |  | WCSP | 
	
		| Orchis fragrans var. apricorum Duffort | Synonym |  | WCSP | 
	
		| Orchis fragrans var. elongata (Maire) Raynaud | Synonym |  | WCSP | 
	
		| Orchis fragrans var. polliniana (Spreng.) Pollard | Synonym |  | WCSP | 
	
		| Orchis × franchetii E.G.Camus | Unresolved |  | WCSP | 
	
		| Orchis francis-drucei Wilmott | Synonym |  | WCSP | 
	
		| Orchis × franzonii M.Schulze [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis fuchsii Druce | Synonym |  | WCSP | 
	
		| Orchis fuchsii subsp. rhoumensis Hesl.-Harr.f. | Synonym |  | WCSP | 
	
		| Orchis fuchsii var. stenoloba Coss. & Germ. | Synonym |  | WCSP | 
	
		| Orchis fuciflora Crantz | Synonym |  | WCSP | 
	
		| Orchis fusca Jacq. | Synonym |  | WCSP | 
	
		| Orchis fusca var. idiocrana C.Morren | Synonym |  | WCSP | 
	
		| Orchis fusca var. obcordata Wirtg. | Synonym |  | WCSP | 
	
		| Orchis fusca var. rotundata Wirtg. | Synonym |  | WCSP | 
	
		| Orchis fusca var. stenoloba Coss. & Germ. | Synonym |  | WCSP | 
	
		| Orchis fusca var. triangularis Wirtg. | Synonym |  | WCSP | 
	
		| Orchis fuscata Pall. | Synonym |  | WCSP | 
	
		| Orchis fuscescens L. | Synonym |  | WCSP | 
	
		| Orchis × gabretana A.Fuchs | Synonym |  | WCSP | 
	
		| Orchis galeata Poir. | Synonym |  | WCSP | 
	
		| Orchis galilaea (Bornm. & M.Schulze) Schltr. | Accepted |  | WCSP | 
	
		| Orchis × gelmiana Dalla Torre & Sarnth. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × genevensis Chenevard | Synonym |  | WCSP | 
	
		| Orchis geniculata Buch.-Ham. ex D.Don [Invalid] | Synonym |  | WCSP | 
	
		| Orchis geniculata Finet | Synonym |  | WCSP | 
	
		| Orchis × gennarii Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis × genovae Hautz. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis georgica (Klinge) Medw. | Synonym |  | WCSP | 
	
		| Orchis × gerakarionis Faller & K.Kreutz | Synonym |  | WCSP | 
	
		| Orchis germanorum Moritz | Synonym |  | WCSP | 
	
		| Orchis gervasiana Tod. | Synonym |  | WCSP | 
	
		| Orchis gigantea Sm. | Synonym |  | WCSP | 
	
		| Orchis giraldiana Kraenzl. | Synonym |  | WCSP | 
	
		| Orchis glareosa Raf. | Synonym |  | WCSP | 
	
		| Orchis glaucophylla Kern. | Synonym |  | WCSP | 
	
		| Orchis globosa Brot. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis globosa L. | Synonym |  | WCSP | 
	
		| Orchis globosa var. albiflora Schur | Synonym |  | WCSP | 
	
		| Orchis globosa var. angustifolia Zapal. | Synonym |  | WCSP | 
	
		| Orchis globosa var. dentifera Zapal. | Synonym |  | WCSP | 
	
		| Orchis globosa var. gracilis Schur | Synonym |  | WCSP | 
	
		| Orchis globosa var. major Schur | Synonym |  | WCSP | 
	
		| Orchis globosa var. prutica Zapal. | Synonym |  | WCSP | 
	
		| Orchis × godferyana Soó | Synonym |  | WCSP | 
	
		| Orchis × golestanica Renz | Unresolved |  | WCSP | 
	
		| Orchis gracilis Höppner | Synonym |  | WCSP | 
	
		| Orchis gracilis Fisch. ex Lindl. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis gracilis (Blume) Soó [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis gracilis var. chinensis (Rolfe) Soó | Synonym |  | TRO | 
	
		| Orchis graeca Orph. ex Soó | Synonym |  | WCSP | 
	
		| Orchis graggeriana Soó | Synonym |  | WCSP | 
	
		| Orchis graminea Crantz | Synonym |  | WCSP | 
	
		| Orchis graminifolia (Rchb.f.) Tang & F.T.Wang | Synonym |  | WCSP | 
	
		| Orchis graminifolia var. chidori (Soó) M.Hiroe | Synonym |  | WCSP | 
	
		| Orchis graminifolia var. kurokamiana (Hatus. & Ohwi) Ohwi | Synonym |  | WCSP | 
	
		| Orchis graminifolia var. suzukiana Ohwi | Synonym |  | WCSP | 
	
		| Orchis grandiflora Bigelow | Synonym |  | WCSP | 
	
		| Orchis grandiflora B.Heyne ex Wall. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis × grandis Druce | Synonym |  | WCSP | 
	
		| Orchis × grenieri E.G.Camus | Unresolved |  | WCSP | 
	
		| Orchis grisebachii Pant. | Synonym |  | WCSP | 
	
		| Orchis × guestphalica K.Richt. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × guffroyi P.Fourn. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis guimaraesii (E.G.Camus) Rivas Goday | Synonym |  | WCSP | 
	
		| Orchis gussonei Tod. | Synonym |  | WCSP | 
	
		| Orchis habenaria L. | Synonym |  | WCSP | 
	
		| Orchis habenarioides King & Pantl. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis haematodes Rchb. | Synonym |  | WCSP | 
	
		| Orchis halleri Crantz | Synonym |  | WCSP | 
	
		| Orchis × hallii Druce | Synonym |  | WCSP | 
	
		| Orchis hanrici Hénon | Synonym |  | WCSP | 
	
		| Orchis hanrii Jord. | Synonym |  | WCSP | 
	
		| Orchis hatagirea D.Don | Synonym |  | WCSP | 
	
		| Orchis hatagirea var. afghanica Soó | Synonym |  | WCSP | 
	
		| Orchis hatagirea var. doniana Soó | Synonym |  | WCSP | 
	
		| Orchis hatagirea var. schlaginweitii Soó | Synonym |  | WCSP | 
	
		| Orchis × haussknechtii M.Schulze | Unresolved |  | WCSP | 
	
		| Orchis × hebridella Wilmott | Unresolved |  | WCSP | 
	
		| Orchis hebridensis Wilmott | Synonym |  | WCSP | 
	
		| Orchis × heinzeliana Reichardt | Unresolved |  | WCSP | 
	
		| Orchis × henriquesea J.A.Guim. | Synonym |  | WCSP | 
	
		| Orchis × hepburnii Druce | Synonym |  | WCSP | 
	
		| Orchis × heraclea Verg. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis herbiola (R.Br.) Pursh | Synonym |  | WCSP | 
	
		| Orchis × hermaniana C.Alibertis & A.Alibertis [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis herminium Gren. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis heroica E.D.Clarke | Synonym |  | WCSP | 
	
		| Orchis heuffeliana Schur | Synonym |  | WCSP | 
	
		| Orchis hircina (L.) Crantz | Synonym |  | WCSP | 
	
		| Orchis × hircinosimia Timb.-Lagr. | Synonym |  | WCSP | 
	
		| Orchis hirtella (Sw.) Sw. | Synonym |  | WCSP | 
	
		| Orchis hispanica A.Niesch. & C.Niesch. | Synonym |  | WCSP | 
	
		| Orchis hispida Thunb. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis hispidula L.f. | Synonym |  | WCSP | 
	
		| Orchis × hochreutineriana K.Hellm. | Synonym |  | WCSP | 
	
		| Orchis hoeppneri (A.Fuchs) Höppner ex Verm. | Synonym |  | WCSP | 
	
		| Orchis holoserica Burm.f. | Synonym |  | WCSP | 
	
		| Orchis hookeri (Torr.) Alph.Wood | Synonym |  | WCSP | 
	
		| Orchis hookeriana (Lindl.) Oakes | Synonym |  | WCSP | 
	
		| Orchis hostii Tratt. | Synonym |  | WCSP | 
	
		| Orchis hui Tang & F.T.Wang | Synonym |  | WCSP | 
	
		| Orchis humilis Michx. | Synonym |  | WCSP | 
	
		| Orchis hungarica Pant. ex G.Keller & Soó | Synonym |  | WCSP | 
	
		| Orchis huronensis Nutt. | Synonym |  | WCSP | 
	
		| Orchis × huteri M.Schulze [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × hybrida (Lindl.) Boenn. ex Rchb. | Accepted |  | WCSP | 
	
		| Orchis × hybrida var. jacquinii (Godr.) Nyman | Synonym |  | WCSP | 
	
		| Orchis hyemalis Raf. | Synonym |  | WCSP | 
	
		| Orchis hyperborea L. | Synonym |  | WCSP | 
	
		| Orchis hyperborea var. huronensis (Nutt.) Alph.Wood | Synonym |  | WCSP | 
	
		| Orchis iberica M.Bieb. ex Willd. | Synonym |  | WCSP | 
	
		| Orchis iberica f. fraasii Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis iberica f. leptophylla E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis iberica f. longifolia (K.Koch) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis iberica f. stevenii Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis ichneumonea Sw. | Synonym |  | WCSP | 
	
		| Orchis ichnusae (Corrias) Devillers-Tersch. & Devillers | Synonym |  | WCSP | 
	
		| Orchis imbecilla Sol. ex Britten | Synonym |  | WCSP | 
	
		| Orchis imbricata Sessé & Moc. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis imbricata Vest | Synonym |  | WCSP | 
	
		| Orchis impudica Crantz [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × incantata P.Delforge | Unresolved |  | WCSP | 
	
		| Orchis incarnata Willd. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis incarnata L. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. albida Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. algerica (Desf.) Rchb. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. algerica Desf. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. algerica Rchb. | Synonym |  | TRO | 
	
		| Orchis incarnata var. ambigua J.A.Guim. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. ampla Höppner | Synonym |  | WCSP | 
	
		| Orchis incarnata var. angustifolia (Lindl.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. atrirubra Godfrey | Synonym |  | WCSP | 
	
		| Orchis incarnata var. borealis Neuman | Synonym |  | WCSP | 
	
		| Orchis incarnata f. brevicalcarata Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. brevifolia A.Fuchs | Synonym |  | WCSP | 
	
		| Orchis incarnata subsp. cruenta (O.F.Müll.) Nyman | Synonym |  | WCSP | 
	
		| Orchis incarnata var. drudei M.Schulze [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis incarnata var. dunensis Druce | Synonym |  | WCSP | 
	
		| Orchis incarnata var. durandii (Boiss. & Reut.) Willk. | Synonym |  | WCSP | 
	
		| Orchis incarnata subsp. durandii (Boiss. & Reut.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis incarnata subsp. durandii (Boiss. & Reut.) Gand. | Synonym |  | TRO | 
	
		| Orchis incarnata var. elatior (Batt. & Trab.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis incarnata f. extensa (Hartm.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata subsp. fraasii (Rchb.f.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. fraasii Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. fraasii (Rchb.f.) Soó | Synonym |  | WCSP | 
	
		| Orchis incarnata var. genevensis Klinge ex Schulze | Synonym |  | WCSP | 
	
		| Orchis incarnata var. haematodes (Rchb.) Nyman | Synonym |  | WCSP | 
	
		| Orchis incarnata var. haussknechtii (Klinge) O.Schwarz | Synonym |  | WCSP | 
	
		| Orchis incarnata var. hyphaematodes Neuman | Synonym |  | WCSP | 
	
		| Orchis incarnata var. incisiloba Zapal. | Synonym |  | WCSP | 
	
		| Orchis incarnata subsp. integrata E.G.Camus ex Fourcy | Synonym |  | WCSP | 
	
		| Orchis incarnata var. integrata E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis incarnata var. integrata E.G. Camus ex Fourcy | Synonym |  | TRO | 
	
		| Orchis incarnata var. intermedia Serg. | Unresolved |  | WCSP | 
	
		| Orchis incarnata var. knorringiana Kraenzl. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. koschyi Rchb. f. | Synonym |  | TRO | 
	
		| Orchis incarnata var. kotschyi Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. lanceata (A.Dietr.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata subsp. lanceata (A.Dietr.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis incarnata var. latissima Zapal. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. macrophylla Schur | Synonym |  | WCSP | 
	
		| Orchis incarnata var. maxima Cuatrec. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. obscura Höppner | Synonym |  | WCSP | 
	
		| Orchis incarnata var. ochroleuca Wüstnei ex Boll | Synonym |  | WCSP | 
	
		| Orchis incarnata f. ochroleuca Bornm. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis incarnata subsp. ochroleuca (Wüstnei ex Boll) O.Schwarz | Synonym |  | WCSP | 
	
		| Orchis incarnata var. olocheilos Boiss. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. praecox Engenst. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. pulchella Druce | Synonym |  | WCSP | 
	
		| Orchis incarnata f. retusa (Rchb.f.) Soó | Synonym |  | WCSP | 
	
		| Orchis incarnata f. rhombeilabia Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. rostriformis Zapal. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. rostriformis (Zapal.) Soó | Synonym |  | WCSP | 
	
		| Orchis incarnata var. sambucina (L.) Lapeyr. ex Bubani | Synonym |  | WCSP | 
	
		| Orchis incarnata var. serotina Hausskn. | Synonym |  | WCSP | 
	
		| Orchis incarnata subsp. sesquipedalis (Willd.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis incarnata var. sesquipedalis (Willd.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. stenophylla Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. straminea Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. subextensa Neuman | Synonym |  | WCSP | 
	
		| Orchis incarnata f. subfoliosa M.Schulze ex Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. sublatifolia Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. traunsteineri (Saut. ex Rchb.) Parl. | Synonym |  | WCSP | 
	
		| Orchis incarnata f. trifurca Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis incarnata var. xauensis Pau & Font Quer | Synonym |  | WCSP | 
	
		| Orchis incisa Muhl. ex Willd. | Synonym |  | WCSP | 
	
		| Orchis × influenza Sennholz | Synonym |  | WCSP | 
	
		| Orchis insectifera (L.) Crantz | Synonym |  | WCSP | 
	
		| Orchis × insignis T.Stephenson & T.A.Stephenson | Synonym |  | WCSP | 
	
		| Orchis instabilis G. Keller ex G. Keller & Soó | Unresolved |  | TRO | 
	
		| Orchis insularis Sommier | Synonym |  | WCSP | 
	
		| Orchis insularis Sommier ex Martelli | Synonym |  | TRO | 
	
		| Orchis intacta Link | Synonym |  | WCSP | 
	
		| Orchis integra Nutt. | Synonym |  | WCSP | 
	
		| Orchis integrata (E.G.Camus ex Fourcy) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis intermedia Meigen & Weniger | Synonym |  | WCSP | 
	
		| Orchis × intermedia (Lam.) Gadeceau [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × intuta Beck | Synonym |  | WCSP | 
	
		| Orchis israelitica H.Baumann & Dafni | Synonym |  | WCSP | 
	
		| Orchis italica Poir. | Accepted |  | WCSP | 
	
		| Orchis italica f. albiflora Nicora ex Fiori & Paol. | Synonym |  | WCSP | 
	
		| Orchis italica f. breviloba Halácsy | Synonym |  | WCSP | 
	
		| Orchis italica f. maculata Soó | Synonym |  | WCSP | 
	
		| Orchis × jaccardii Chenevard | Unresolved |  | WCSP | 
	
		| Orchis jacquinii Godr. | Synonym |  | WCSP | 
	
		| Orchis × jailae Soó | Unresolved |  | WCSP | 
	
		| Orchis × jamainii Rouy | Synonym |  | WCSP | 
	
		| Orchis japonica Thunb. | Synonym |  | WCSP | 
	
		| Orchis × jeanpertii E.G.Camus & Luizet [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × jenensis Brand | Synonym |  | WCSP | 
	
		| Orchis joo-iokiana Makino | Synonym |  | WCSP | 
	
		| Orchis joo-iokiana var. coreana Ohwi | Synonym |  | WCSP | 
	
		| Orchis kabyliensis G.Keller | Synonym |  | WCSP | 
	
		| Orchis kabyliensis var. rassautae Alleiz. | Synonym |  | WCSP | 
	
		| Orchis × kabyliensis var. rassautae Alleiz. | Synonym |  | TRO | 
	
		| Orchis × kallithea E.Klein [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis kamtschatica Ledeb. | Unresolved |  | TRO | 
	
		| Orchis karduchorum (Bornm. & Kraenzl.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis × kasparii Domin & Podp. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis keiskei (Schltr.) Soó | Synonym |  | WCSP | 
	
		| Orchis kelleri Hunz. ex G.Keller & Soó | Synonym |  | WCSP | 
	
		| Orchis × kelleriana Ugr. | Unresolved |  | WCSP | 
	
		| Orchis × kelleriana Cif. & Giacom. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × kerneriorum Soó | Synonym |  | WCSP | 
	
		| Orchis kerryensis Wilmott | Synonym |  | WCSP | 
	
		| Orchis kinoshitae (Makino) Soó | Synonym |  | WCSP | 
	
		| Orchis kiraishiensis Hayata | Synonym |  | WCSP | 
	
		| Orchis kiraishiensis f. leucantha Masam. | Synonym |  | WCSP | 
	
		| Orchis kiraishiensis var. leucantha Masam. | Synonym |  | TRO | 
	
		| Orchis × kisslingii Beck | Unresolved |  | WCSP | 
	
		| Orchis × klopfensteiniae P.Delforge | Accepted |  | WCSP | 
	
		| Orchis knorringiana (Kraenzl.) Czerniak. | Synonym |  | WCSP | 
	
		| Orchis koenigii Gunnerus | Synonym |  | WCSP | 
	
		| Orchis kotschyi (Rchb.f.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis × kretzschmariorum B.Baumann & H.Baumann | Accepted |  | WCSP | 
	
		| Orchis kromayeri M.Schulze | Synonym |  | WCSP | 
	
		| Orchis × krylovii Soó | Unresolved |  | WCSP | 
	
		| Orchis krylowii Soó | Unresolved |  | TRO | 
	
		| Orchis kuanshanensis S.S.Ying | Synonym |  | WCSP | 
	
		| Orchis kungii TANG & WANG | Unresolved |  | TRO | 
	
		| Orchis kunihikoana Masam. & Fukuy. | Synonym |  | WCSP | 
	
		| Orchis kurokamiana Hatus. & Ohwi | Synonym |  | WCSP | 
	
		| Orchis lacera Michx. | Synonym |  | WCSP | 
	
		| Orchis lactea Poir. | Synonym |  | WCSP | 
	
		| Orchis lactea subsp. broteroana (Rivas Goday & Bellot) Rivas Goday | Synonym |  | WCSP | 
	
		| Orchis lactea f. burnatii Briq. | Synonym |  | WCSP | 
	
		| Orchis lactea subsp. conica (Willd.) Kreutz | Synonym |  | WCSP | 
	
		| Orchis lactea var. conica (Willd.) H.Baumann & R.Lorenz | Synonym |  | WCSP | 
	
		| Orchis lactea subsp. corsica (Viv.) Kreutz | Synonym |  | WCSP | 
	
		| Orchis lactea var. ennensis (Guss. ex Tineo) Nyman | Synonym |  | WCSP | 
	
		| Orchis lactea var. hanrici (Hénon) Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis × ladurneri Murr [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis laeta Steinh. | Accepted |  | WCSP | 
	
		| Orchis lagotis Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis × lamarquei G.Keller & Jeanj. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis lanceata A.Dietr. | Synonym |  | WCSP | 
	
		| Orchis lanceolata A. Dietr. | Unresolved |  | TRO | 
	
		| Orchis lancibractea Grossh. | Unresolved |  | TRO | 
	
		| Orchis lancibracteata K.Koch | Synonym |  | WCSP | 
	
		| Orchis langei Lange ex K.Richt. | Synonym |  | WCSP | 
	
		| Orchis langei f. maquedina F.M.Vázquez | Synonym |  | WCSP | 
	
		| Orchis lanigera Blanco | Synonym |  | WCSP | 
	
		| Orchis lapalmensis (Leibbach & Ruedi Peter) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis lapponica (Laest. ex Hartm.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis lapponica Laest. ex Rchb. f. | Synonym |  | TRO | 
	
		| Orchis lapponica subsp. dunensis (Rchb.f.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis × lasithica Renz | Synonym |  | WCSP | 
	
		| Orchis lata Walter [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis latifolia L. | Synonym |  | WCSP | 
	
		| Orchis latifolia Scop. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis latifolia var. abbreviata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. aequiloba Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia f. aequiloba (Harz) Soó | Synonym |  | WCSP | 
	
		| Orchis latifolia var. aggregata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. albiflora Tinant | Synonym |  | WCSP | 
	
		| Orchis latifolia f. ampla Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. angustifolia Lindl. | Synonym |  | WCSP | 
	
		| Orchis latifolia subsp. baltica Klinge | Synonym |  | WCSP | 
	
		| Orchis latifolia f. baltica (Klinge) M.Schulze | Synonym |  | WCSP | 
	
		| Orchis latifolia var. beeringiana Cham. | Synonym |  | WCSP | 
	
		| Orchis latifolia f. blyttii Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. brevibracteata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. brevicalcarata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia f. brevicalcarata (Harz) Soó | Synonym |  | WCSP | 
	
		| Orchis latifolia var. brevifolia Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. cambrica Pugsley | Synonym |  | WCSP | 
	
		| Orchis latifolia var. coccinea Pugsley | Synonym |  | WCSP | 
	
		| Orchis latifolia var. comosa Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. conica Lindl. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. cordigera (Fr.) | Synonym |  | WCSP | 
	
		| Orchis latifolia var. corsica E.Rev. ex E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis latifolia var. cruenta (O.F. Müll.) Lindl. | Synonym |  | TRO | 
	
		| Orchis latifolia var. densa Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia f. densa (Harz) Soó | Synonym |  | WCSP | 
	
		| Orchis latifolia var. densiflora Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. divaricata (Rich. ex Loisel.) Nyman | Synonym |  | WCSP | 
	
		| Orchis latifolia var. dunensis Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. durandii (Boiss. & Reut.) Ball | Synonym |  | WCSP | 
	
		| Orchis latifolia subsp. durandii (Boiss. & Reut.) Trab. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. eboracensis Godfrey | Synonym |  | WCSP | 
	
		| Orchis latifolia var. elata (Poir.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. elatior Batt. & Trab. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. foliosa Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. gemmana Pugsley | Synonym |  | WCSP | 
	
		| Orchis latifolia f. gracilis Schur | Synonym |  | WCSP | 
	
		| Orchis latifolia var. humilis Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. inaequiloba Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia f. inaequiloba (Harz) Soó | Synonym |  | WCSP | 
	
		| Orchis latifolia var. incarnata (L.) Coss. & Germ. | Synonym |  | WCSP | 
	
		| Orchis latifolia subsp. incarnata (L.) Hook.f. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. indica Lindl. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. integra Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. junialis Verm. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. labrovaria Brot. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. lagotis Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. lanceata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. lapponica (Laest. ex Hartm.) Laest. ex Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. laxa Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia f. laxa (Harz) Soó | Synonym |  | WCSP | 
	
		| Orchis latifolia var. laxiuscula Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. lineare Tinant | Synonym |  | WCSP | 
	
		| Orchis latifolia var. linguata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. longibracteata Neilr. | Synonym |  | WCSP | 
	
		| Orchis latifolia subsp. lusitanica (Steud.) Gand. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. macilenta Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. macrantha Zapal. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. macrobracteata Schur | Synonym |  | WCSP | 
	
		| Orchis latifolia f. macrobracteata (Schur) Soó | Synonym |  | WCSP | 
	
		| Orchis latifolia var. macrochlamys Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. maculata Tinant | Synonym |  | WCSP | 
	
		| Orchis latifolia var. magnicalcarata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. majalis (Rchb.) Nyman | Synonym |  | WCSP | 
	
		| Orchis latifolia var. munbyana (Boiss. & Reut.) Batt. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. obtusa Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. orbiculatus Zapal. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. pallida Tinant | Synonym |  | WCSP | 
	
		| Orchis latifolia var. parvicalcarata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia f. pinguis Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis latifolia f. pumila Freyn ex M.Schulze | Synonym |  | WCSP | 
	
		| Orchis latifolia var. pyramidalis Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. robusta Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. rochelii Griseb. & Schenk | Synonym |  | WCSP | 
	
		| Orchis latifolia var. sparsiflora Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. tenuior Neuman | Synonym |  | WCSP | 
	
		| Orchis latifolia var. traunsteineri (Saut. ex Rchb.) Godr. | Synonym |  | WCSP | 
	
		| Orchis latifolia var. traunsteineriiformis Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. trifida Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. trilobata Harz | Synonym |  | WCSP | 
	
		| Orchis latifolia var. vulgaris Harz | Synonym |  | WCSP | 
	
		| Orchis × latirella P.M.Hall | Synonym |  | WCSP | 
	
		| Orchis laurentina R.Bolos ex Vayr. | Synonym |  | WCSP | 
	
		| Orchis × lauzensis Balayer [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis laxiflora Lam. | Synonym |  | WCSP | 
	
		| Orchis laxiflora C.A.Mey. | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. alata (Fleury) Nyman | Synonym |  | WCSP | 
	
		| Orchis laxiflora subsp. cazorlensis (Lacaita) O.Bolòs & Vigo | Synonym |  | WCSP | 
	
		| Orchis laxiflora subsp. dielsiana Soó | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. dinsmorei Schltr. | Synonym |  | WCSP | 
	
		| Orchis laxiflora subsp. dinsmorei (Schltr.) Kreutz | Synonym |  | WCSP | 
	
		| Orchis laxiflora subsp. elegans (Heuff.) Soó | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. elegans (Heuff.) Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis laxiflora subsp. ensifolia (Vill.) Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. guadarramica Rivas Goday | Synonym |  | WCSP | 
	
		| Orchis laxiflora f. heldreichii Soó | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. intermedia J.Lloyd | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. javorkae Soó | Synonym |  | WCSP | 
	
		| Orchis laxiflora f. lengyelii Soó | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. longibracteata Willk. | Synonym |  | WCSP | 
	
		| Orchis laxiflora f. longibracteata (Willk.) Soó | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. mediterranea (Guss.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis laxiflora f. micrantha (Domin) Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis laxiflora f. minor Bréb. | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. paludosa Martrin-Donos | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. palustris (Jacq.) W.D.J.Koch | Synonym |  | WCSP | 
	
		| Orchis laxiflora subsp. palustris (Jacq.) Bonnier & Layens | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. persica Pau | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. pocutica Zapal. | Synonym |  | WCSP | 
	
		| Orchis laxiflora f. quadriloba Bréb. | Synonym |  | WCSP | 
	
		| Orchis laxiflora subsp. robusta (T.Stephenson) H.Sund. | Synonym |  | WCSP | 
	
		| Orchis laxiflora var. tabernaemontani W.D.J.Koch | Synonym |  | WCSP | 
	
		| Orchis laxiflora f. zimmermannii Soó | Synonym |  | WCSP | 
	
		| Orchis × leguei E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × lehmannii Klinge | Synonym |  | WCSP | 
	
		| Orchis lepida (Rchb.f.) Soó | Synonym |  | WCSP | 
	
		| Orchis leptophylla K.Koch | Synonym |  | WCSP | 
	
		| Orchis leptophylla var. laxa K.Koch | Synonym |  | WCSP | 
	
		| Orchis leptophylla var. longifolia K.Koch | Synonym |  | WCSP | 
	
		| Orchis leucantha Ham. ex Hook.f. | Synonym |  | WCSP | 
	
		| Orchis leucoglossa O.Schwarz | Synonym |  | WCSP | 
	
		| Orchis leucophaea Nutt. | Synonym |  | WCSP | 
	
		| Orchis leucostachya Griseb. | Synonym |  | WCSP | 
	
		| Orchis × ligustica Ruppert | Accepted |  | WCSP | 
	
		| Orchis limprichtii Schltr. | Synonym |  | WCSP | 
	
		| Orchis lindackeri Sieber ex Steud. | Unresolved |  | TRO | 
	
		| Orchis linearis Tourlet | Synonym |  | WCSP | 
	
		| Orchis lingua (L.) Scop. | Synonym |  | WCSP | 
	
		| Orchis lingua All. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × litardierei Ruppert & Lebrun [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × lloydiana Rouy | Synonym |  | WCSP | 
	
		| Orchis lloydianiformis G.Keller & Jeanj. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis loeselii (L.) MacMill. | Synonym |  | WCSP | 
	
		| Orchis lokiana H.Baumann | Synonym |  | WCSP | 
	
		| Orchis longibracteata Biv. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis longibracteata Schur [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis longibracteata F.W.Schmidt | Synonym |  | WCSP | 
	
		| Orchis longibracteata var. gallica Lindl. | Synonym |  | WCSP | 
	
		| Orchis longibracteata var. sicula Lindl. | Synonym |  | WCSP | 
	
		| Orchis longicornis Lam. | Synonym |  | WCSP | 
	
		| Orchis longicornis Sessé & Moc. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis longicornu Poir. | Synonym |  | WCSP | 
	
		| Orchis longicornu B.Heyne ex Wall. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis longicornu Salzm. ex Lindl. | Synonym |  | WCSP | 
	
		| Orchis longicornu var. picta (Loisel.) Lindl. | Synonym |  | WCSP | 
	
		| Orchis longicornu var. tlemecensis Batt. | Synonym |  | WCSP | 
	
		| Orchis longicruris Link | Synonym |  | WCSP | 
	
		| Orchis longicruris subsp. bivonae (Tod.) Nyman | Synonym |  | WCSP | 
	
		| Orchis longicruris subsp. longipenis Font Quer & P.Palau | Synonym |  | WCSP | 
	
		| Orchis longifolia Neuman | Synonym |  | WCSP | 
	
		| Orchis longifolia var. gracilis Neuman | Synonym |  | WCSP | 
	
		| Orchis × loreziana Brügger | Accepted |  | WCSP | 
	
		| Orchis lucana Spreng. | Synonym |  | WCSP | 
	
		| Orchis × lucensis Antonetti & Bertolini | Accepted |  | WCSP | 
	
		| Orchis × luciae Royer [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × luizetiana E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis lusitanica Steud. | Synonym |  | WCSP | 
	
		| Orchis lutea Dulac | Synonym |  | WCSP | 
	
		| Orchis lutea var. subfusca Rchb. f. | Synonym |  | TRO | 
	
		| Orchis macedonica Griseb. | Synonym |  | WCSP | 
	
		| Orchis × mackaensis Kreutz | Unresolved |  | WCSP | 
	
		| Orchis × macra Lindl. | Accepted |  | WCSP | 
	
		| Orchis macra Schur [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × macra W.D.J.Koch [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis macra Lindl. | Synonym |  | TRO | 
	
		| Orchis macronectar Vell. | Synonym |  | WCSP | 
	
		| Orchis macrostachys Tineo | Synonym |  | WCSP | 
	
		| Orchis × maculana Cif. & Giacom. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis maculata (Desf.) Batt. & Trab. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis maculata L. | Synonym |  | WCSP | 
	
		| Orchis maculata var. albicans Marchand ex Tinant | Synonym |  | WCSP | 
	
		| Orchis maculata var. alpina Schur | Synonym |  | WCSP | 
	
		| Orchis maculata var. angustata Harz | Synonym |  | WCSP | 
	
		| Orchis maculata var. angustifolia Tinant | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. baborica Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis maculata var. biermannii (Ortm.) Nyman | Synonym |  | WCSP | 
	
		| Orchis maculata var. bonanniana (Tod.) Nyman | Synonym |  | WCSP | 
	
		| Orchis maculata f. bracteosa Harz | Synonym |  | WCSP | 
	
		| Orchis maculata f. brevicalcarata Rohlena | Synonym |  | WCSP | 
	
		| Orchis maculata var. broteri Sommier & Levier | Synonym |  | WCSP | 
	
		| Orchis maculata var. candidissima (Krock.) Nyman | Synonym |  | WCSP | 
	
		| Orchis maculata var. carnea Tinant | Synonym |  | WCSP | 
	
		| Orchis maculata f. carpatica Zapal. | Synonym |  | WCSP | 
	
		| Orchis maculata var. cartaliniae (Klinge) Schltr. | Synonym |  | WCSP | 
	
		| Orchis maculata var. cartalinoides Klinge ex Fleischm. | Synonym |  | WCSP | 
	
		| Orchis maculata var. comosa Schur | Synonym |  | WCSP | 
	
		| Orchis maculata var. cornubiensis Pugsley | Synonym |  | WCSP | 
	
		| Orchis maculata var. curvifolia E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis maculata f. depressa Engenst. | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. elodes (Griseb.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis maculata var. elodes (Griseb.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis maculata var. elongata Gadeceau | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. ericetorum E.F.Linton | Synonym |  | WCSP | 
	
		| Orchis maculata f. falcata A.Fuchs | Synonym |  | WCSP | 
	
		| Orchis maculata var. foliis-immaculatis Tinant | Synonym |  | WCSP | 
	
		| Orchis maculata var. gervasiana (Tod.) Nyman | Synonym |  | WCSP | 
	
		| Orchis maculata var. gruenii Van Heurck & Wesm. | Synonym |  | WCSP | 
	
		| Orchis maculata var. heuffelii (Borsos & Soó) Pauca | Synonym |  | WCSP | 
	
		| Orchis maculata var. hunyadensis (Borsos & Soó) Pauca | Synonym |  | WCSP | 
	
		| Orchis maculata var. kolaensis Montell | Synonym |  | WCSP | 
	
		| Orchis maculata var. kortiathica Formánek | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. lancibracteata (K.Koch) Soó | Synonym |  | WCSP | 
	
		| Orchis maculata f. lancifolia Harz | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. lapponica (Laest. ex Hartm.) Nyman | Synonym |  | WCSP | 
	
		| Orchis maculata f. leucantha Druce | Synonym |  | WCSP | 
	
		| Orchis maculata var. longibracteata Schur | Synonym |  | WCSP | 
	
		| Orchis maculata var. lusitanica J.A.Guim. | Synonym |  | WCSP | 
	
		| Orchis maculata var. macrobracteata Borbás | Synonym |  | WCSP | 
	
		| Orchis maculata f. macroglossa Druce | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. macrostachys (Tineo) Soó | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. maurusia (Emb. & Maire) Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis maculata f. media E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis maculata var. meyeri Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. meyeri (Rchb.f.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis maculata var. minor Bréb. | Synonym |  | WCSP | 
	
		| Orchis maculata f. minor Zapal. | Synonym |  | WCSP | 
	
		| Orchis maculata var. montana Marchand ex Tinant | Synonym |  | WCSP | 
	
		| Orchis maculata var. nesogenes Briq. | Synonym |  | WCSP | 
	
		| Orchis maculata f. oblongifolia Harz | Synonym |  | WCSP | 
	
		| Orchis maculata f. obscura Neuman | Synonym |  | WCSP | 
	
		| Orchis maculata f. obtusifolia Schur | Synonym |  | WCSP | 
	
		| Orchis maculata var. ochrantha Pancic | Synonym |  | WCSP | 
	
		| Orchis maculata var. okellyi Druce | Synonym |  | WCSP | 
	
		| Orchis maculata var. olgae (Soó) Pauca | Synonym |  | WCSP | 
	
		| Orchis maculata f. ovalifolia Beck | Synonym |  | WCSP | 
	
		| Orchis maculata var. paludosa Marchand ex Tinant | Synonym |  | WCSP | 
	
		| Orchis maculata f. paluster E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis maculata var. pontica (H.Fleischm. & Hand.-Mazz.) Soó | Synonym |  | WCSP | 
	
		| Orchis maculata var. praecox Webster | Synonym |  | WCSP | 
	
		| Orchis maculata var. psychrophila Schltr. | Synonym |  | WCSP | 
	
		| Orchis maculata var. pumila Neuman | Synonym |  | WCSP | 
	
		| Orchis maculata var. pyramidata Schur | Synonym |  | WCSP | 
	
		| Orchis maculata var. recurva (F.Nyl. ex Fr.) Nyman | Synonym |  | WCSP | 
	
		| Orchis maculata f. recurvifolia Brenner | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. saccifera (Brongn.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis maculata var. saccifera (Brongn.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis maculata var. sacciferoides Klinge ex Schulze | Synonym |  | WCSP | 
	
		| Orchis maculata f. sacciferoides (Klinge ex Schulze) Soó | Synonym |  | WCSP | 
	
		| Orchis maculata var. sandomiriensis Zapal. | Synonym |  | WCSP | 
	
		| Orchis maculata var. schurii (Klinge) Pauca | Synonym |  | WCSP | 
	
		| Orchis maculata f. schurii (Klinge) Soó | Synonym |  | WCSP | 
	
		| Orchis maculata var. slandzinskii Zapal. | Synonym |  | WCSP | 
	
		| Orchis maculata f. subintegriflora Druce | Synonym |  | WCSP | 
	
		| Orchis maculata var. submontana Zapal. | Synonym |  | WCSP | 
	
		| Orchis maculata var. sudetica Poech ex Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. sudetica (Poech ex Rchb.f.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis maculata var. transsilvanica (Schur) Nyman | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. transsilvanica (Schur) Soó | Synonym |  | WCSP | 
	
		| Orchis maculata subsp. transsilvanica Domin | Synonym |  | TRO | 
	
		| Orchis maculata f. traunsteineriifolius Harz | Synonym |  | WCSP | 
	
		| Orchis maculata var. triloba E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis maculata var. trilobata Bréb. | Synonym |  | WCSP | 
	
		| Orchis maculata f. trilobata (Bréb.) Soó | Synonym |  | WCSP | 
	
		| Orchis maculata var. turfosa Schur | Synonym |  | WCSP | 
	
		| Orchis maculata f. wettsteinii H.Fleischm. | Synonym |  | WCSP | 
	
		| Orchis × maculatiformis Rouy | Unresolved |  | WCSP | 
	
		| Orchis maculatiformis Rouy | Unresolved |  | TRO | 
	
		| Orchis maderensis Summerh. | Synonym |  | WCSP | 
	
		| Orchis magna Czerniak. | Synonym |  | WCSP | 
	
		| Orchis × magyari Soó [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis maireana G.Keller | Synonym |  | WCSP | 
	
		| Orchis mairei H.Lév. | Synonym |  | WCSP | 
	
		| Orchis majalis Rchb. | Synonym |  | WCSP | 
	
		| Orchis majalis f. barlae E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis majalis f. brevicalcarata Harz ex Schltdl., Langeth. & Schenk | Synonym |  | WCSP | 
	
		| Orchis majalis var. eborensis Godfrey | Synonym |  | WCSP | 
	
		| Orchis majalis f. immaculata Harz ex Schltdl., Langeth. & Schenk | Synonym |  | WCSP | 
	
		| Orchis majalis f. laxa Harz ex Schltdl., Langeth. & Schenk | Synonym |  | WCSP | 
	
		| Orchis majalis f. linearis Thielens | Synonym |  | WCSP | 
	
		| Orchis majalis f. linguata Harz ex Schltdl., Langeth. & Schenk | Synonym |  | WCSP | 
	
		| Orchis majalis f. maculata Thielens | Synonym |  | WCSP | 
	
		| Orchis majalis f. magnicalcarata Harz ex Schltdl., Langeth. & Schenk | Synonym |  | WCSP | 
	
		| Orchis majalis var. occidentalis Pugsley | Synonym |  | WCSP | 
	
		| Orchis majalis var. tharandina Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis majalis subsp. traunsteinerioides Pugsley | Synonym |  | WCSP | 
	
		| Orchis markusii Tineo | Synonym |  | WCSP | 
	
		| Orchis martrinii Timb.-Lagr. | Synonym |  | WCSP | 
	
		| Orchis mascula Alsch. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis mascula (L.) L. | Accepted |  | WCSP | 
	
		| Orchis mascula var. acutiflora W.D.J.Koch | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. acutiflora (W.D.J.Koch) Quentin | Synonym |  | WCSP | 
	
		| Orchis mascula f. acutiflora (W.D.J.Koch) A.Fuchs | Synonym |  | WCSP | 
	
		| Orchis mascula var. albiflora Tinant | Synonym |  | WCSP | 
	
		| Orchis mascula var. bicolor Balayer | Synonym |  | WCSP | 
	
		| Orchis mascula f. borbasiana Soó | Synonym |  | WCSP | 
	
		| Orchis mascula f. brevibracteata Luerss. | Synonym |  | WCSP | 
	
		| Orchis mascula f. brevicalcarata E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis mascula f. cochleata (H.Fleischm. & M.Schulze) Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis mascula f. comosa M.Schulze | Synonym |  | WCSP | 
	
		| Orchis mascula var. fallax E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis mascula var. glaucophylla (Kern.) Nyman | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. hispanica (A.Niesch. & C.Niesch.) Soó | Synonym |  | WCSP | 
	
		| Orchis mascula var. hostii Patze, E.H.F.Mey. & Elkan | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. ichnusae Corrias | Accepted |  | WCSP | 
	
		| Orchis mascula f. kotuliana Zapal. | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. lapalmensis Leibbach & Ruedi Peter | Synonym |  | WCSP | 
	
		| Orchis mascula f. laxa Zapal. | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. laxifloriformis Rivas Goday & B.Rodr. | Accepted |  | WCSP | 
	
		| Orchis mascula subsp. longibracteatoides Balayer | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. longicalcarata Akhalk., H.Baumann, R.Lorenz, Mosul. & Ruedi Peter | Synonym |  | WCSP | 
	
		| Orchis mascula f. longicalcarata (Akhalk., H.Baumann, R.Lorenz, Mosul. & Ruedi Peter) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis mascula f. longifolia Landwehr | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. maghrebiana B.Baumann & H.Baumann | Synonym |  | WCSP | 
	
		| Orchis mascula f. maghrebiana (B.Baumann & H.Baumann) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis mascula var. maritzii J.A.Guim. | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. mascula | Accepted |  | WCSP | 
	
		| Orchis mascula var. minima Tinant | Synonym |  | WCSP | 
	
		| Orchis mascula f. minor Zapal. | Synonym |  | WCSP | 
	
		| Orchis mascula var. monsignatica Font Quer | Synonym |  | WCSP | 
	
		| Orchis mascula var. obtusata Schur | Synonym |  | WCSP | 
	
		| Orchis mascula var. obtusiflora W.D.J.Koch | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. occidentalis O.Schwarz | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. olbiensis (Reut. ex Gren.) Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis mascula var. olbiensis (Reut. ex Gren.) Nyman | Synonym |  | WCSP | 
	
		| Orchis mascula var. olivetorum Martelli | Synonym |  | WCSP | 
	
		| Orchis mascula var. ovalis (F.W.Schmidt) Rchb. | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. pinetorum (Boiss. & Kotschy) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis mascula var. pinetorum (Boiss. & Kotschy) Schltr. | Synonym |  | WCSP | 
	
		| Orchis mascula f. platyloba W.Zimm. | Synonym |  | WCSP | 
	
		| Orchis mascula f. podolica Zapal. | Synonym |  | WCSP | 
	
		| Orchis mascula f. reichenbachiana Soó | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. scopulorum (Summerh.) H.Sund. ex H.Kretzschmar, Eccarius & H.Dietr. | Accepted |  | WCSP | 
	
		| Orchis mascula subsp. signifera (Vest) Soó | Synonym |  | WCSP | 
	
		| Orchis mascula var. signifera (Vest) Steud. & Hochst. | Synonym |  | WCSP | 
	
		| Orchis mascula var. speciosa Mutel | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. speciosa (Mutel) Hegi | Accepted |  | WCSP | 
	
		| Orchis mascula f. tatrensis Zapal. | Synonym |  | WCSP | 
	
		| Orchis mascula var. tenera Landwehr | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. tenera (Landwehr) Del Prete | Synonym |  | WCSP | 
	
		| Orchis mascula var. triloba Bréb. | Synonym |  | WCSP | 
	
		| Orchis mascula subsp. wanjkovii (E.Wulff) Soó | Synonym |  | WCSP | 
	
		| Orchis masculolatifolia Lange [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis masculolaxiflora Lange | Synonym |  | WCSP | 
	
		| Orchis × masteineri Cif. & Giacom. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis matodes Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis matsumurana Schltr. | Synonym |  | WCSP | 
	
		| Orchis mauri Jord. ex Cortesi | Synonym |  | WCSP | 
	
		| Orchis mauritiana Sieber ex Steud. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis mauritiana Poir. | Synonym |  | WCSP | 
	
		| Orchis maurusia Emb. & Maire | Synonym |  | WCSP | 
	
		| Orchis maxima K.Koch | Synonym |  | WCSP | 
	
		| Orchis mediterranea Klinge [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis mediterranea Ten. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis mediterranea Guss. | Synonym |  | WCSP | 
	
		| Orchis mediterranea subsp. georgica Klinge | Synonym |  | WCSP | 
	
		| Orchis mediterranea var. georgica Klinge | Synonym |  | TRO | 
	
		| Orchis mediterranea subsp. pseudosambucina (Ten.) Klinge | Synonym |  | WCSP | 
	
		| Orchis mediterranea subsp. siciliensis Klinge | Synonym |  | WCSP | 
	
		| Orchis × meilsheimeri Rouy | Synonym |  | WCSP | 
	
		| Orchis meilsheimeri Rouy | Synonym |  | TRO | 
	
		| Orchis melchifafii Hautz. | Synonym |  | WCSP | 
	
		| Orchis membranacea Afzel. ex Sw. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × menosii C.Bernard & G.Fabre | Synonym |  | WCSP | 
	
		| Orchis merovensis Grossh. | Synonym |  | WCSP | 
	
		| Orchis michauxii (Nutt.) Alph.Wood | Synonym |  | WCSP | 
	
		| Orchis micranthema Buch.-Ham. ex Wall. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis microhemipilia (Schltr.) Soó | Synonym |  | WCSP | 
	
		| Orchis miliratis var. purpurea (Huds.) | Synonym |  | WCSP | 
	
		| Orchis militaris Puccin. ex Parl. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis militaris L. | Accepted |  | WCSP | 
	
		| Orchis militaris Hornem. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis militaris Poir. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis militaris Sm. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis militaris f. acuminata A.Camus | Synonym |  | WCSP | 
	
		| Orchis militaris f. angustiloba Leimb. | Synonym |  | WCSP | 
	
		| Orchis militaris f. angustissima W.Zimm. | Synonym |  | WCSP | 
	
		| Orchis militaris f. arenaria Schur | Synonym |  | WCSP | 
	
		| Orchis militaris var. berdaui Zapal. | Synonym |  | WCSP | 
	
		| Orchis militaris var. fusca (Jacq.) Tinant | Synonym |  | WCSP | 
	
		| Orchis militaris var. hybrida Lindl. | Synonym |  | WCSP | 
	
		| Orchis militaris f. intercedens Beck | Synonym |  | WCSP | 
	
		| Orchis militaris f. longibracteata Schur | Synonym |  | WCSP | 
	
		| Orchis militaris subsp. militaris | Accepted |  | WCSP | 
	
		| Orchis militaris var. nervata (Marchand) Tinant | Synonym |  | WCSP | 
	
		| Orchis militaris var. nervata (Marchand) Nyman | Synonym |  | TRO | 
	
		| Orchis militaris var. perplexa Beck | Synonym |  | WCSP | 
	
		| Orchis militaris f. platyloba W.Zimm. | Synonym |  | WCSP | 
	
		| Orchis militaris f. raddeana (Regel) Boiss. | Synonym |  | WCSP | 
	
		| Orchis militaris f. sibirica Schltr. | Synonym |  | WCSP | 
	
		| Orchis militaris var. simia (Lam.) Gaudin | Synonym |  | WCSP | 
	
		| Orchis militaris var. spathulata Cortesi | Synonym |  | WCSP | 
	
		| Orchis militaris f. stenoloba Döll | Synonym |  | WCSP | 
	
		| Orchis militaris subsp. stevenii (Rchb.f.) B.Baumann & al. | Accepted |  | WCSP | 
	
		| Orchis militaris var. stevenii (Rchb.f.) Nyman | Synonym |  | WCSP | 
	
		| Orchis militaris var. tenuifrons P.D.Sell | Synonym |  | WCSP | 
	
		| Orchis militaris var. tripartita M.Schulze | Synonym |  | WCSP | 
	
		| Orchis mimusops Thuill. | Synonym |  | WCSP | 
	
		| Orchis miniata Crantz | Synonym |  | WCSP | 
	
		| Orchis mixta Retz. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × mixta Domin [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis mixta var. incantata (L.) Retz. | Synonym |  | WCSP | 
	
		| Orchis monantha (Finet) Soó | Synonym |  | WCSP | 
	
		| Orchis monophylla (Collett & Hemsl.) Rolfe | Synonym |  | WCSP | 
	
		| Orchis monorchis (L.) Crantz | Synonym |  | WCSP | 
	
		| Orchis monorchis (L.) All. | Synonym |  | TRO | 
	
		| Orchis monorrhiza Sw. | Synonym |  | WCSP | 
	
		| Orchis monsignatica (Font Quer) Rivas Goday | Synonym |  | WCSP | 
	
		| Orchis montana F.W.Schmidt | Synonym |  | WCSP | 
	
		| Orchis × monticaula K.Richt. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis monticola Klinge | Synonym |  | WCSP | 
	
		| Orchis monticola subsp. caucasica Klinge | Synonym |  | WCSP | 
	
		| Orchis moravica Jacq. | Synonym |  | WCSP | 
	
		| Orchis moria Retz. [Spelling variant] | Synonym |  | WCSP | 
	
		| Orchis morio L. | Synonym |  | WCSP | 
	
		| Orchis morio subsp. alba Arcang. | Synonym |  | WCSP | 
	
		| Orchis morio subsp. albanica (Gölz & H.R.Reinhard) Buttler | Synonym |  | WCSP | 
	
		| Orchis morio var. albiflora Tinant | Synonym |  | WCSP | 
	
		| Orchis morio var. angustifolia L. | Synonym |  | WCSP | 
	
		| Orchis morio var. athensis (Lej.) Dumort. | Synonym |  | WCSP | 
	
		| Orchis morio subsp. athensis (Lej.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis morio subsp. boryi (Rchb.f.) Soó | Synonym |  | WCSP | 
	
		| Orchis morio var. carnea Sabr. | Synonym |  | WCSP | 
	
		| Orchis morio var. caucasica K.Koch | Synonym |  | WCSP | 
	
		| Orchis morio subsp. caucasica (K.Koch) E.G.Camus, Bergon & A.Camus | Synonym |  | WCSP | 
	
		| Orchis morio subsp. champagneuxii (Barnéoud) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis morio var. champagneuxii (Barnéoud) J.A.Guim. | Synonym |  | WCSP | 
	
		| Orchis morio var. elatior Tinant | Synonym |  | WCSP | 
	
		| Orchis morio var. flava Sabr. | Synonym |  | WCSP | 
	
		| Orchis morio var. gigas Podp. | Synonym |  | WCSP | 
	
		| Orchis morio var. libani (Renz) Soó | Synonym |  | WCSP | 
	
		| Orchis morio var. longicalcarata Boiss. | Synonym |  | WCSP | 
	
		| Orchis morio subsp. longicornu (Poir.) Kreutz | Synonym |  | WCSP | 
	
		| Orchis morio var. longicornu (Poir.) Knoche | Synonym |  | WCSP | 
	
		| Orchis morio var. mascula L. | Synonym |  | WCSP | 
	
		| Orchis morio f. mascula L. | Synonym |  | TRO | 
	
		| Orchis morio var. mesomelana Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis morio f. nana Chenev. ex M.Schulze | Synonym |  | WCSP | 
	
		| Orchis morio var. nicodemi (Cirillo ex Ten.) Nyman | Synonym |  | WCSP | 
	
		| Orchis morio var. parviflora Zapal. | Synonym |  | WCSP | 
	
		| Orchis morio subsp. picta (Loisel.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis morio var. picta (Loisel.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis morio subsp. picta Asch. & Graebn. | Synonym |  | TRO | 
	
		| Orchis morio var. provincialis (Balb. ex Lam. & DC.) Pollini | Synonym |  | WCSP | 
	
		| Orchis morio f. robustior Chenev. ex M.Schulze | Synonym |  | WCSP | 
	
		| Orchis morio var. rosea Tinant | Synonym |  | WCSP | 
	
		| Orchis morio var. skorpili (Velen.) Soó | Synonym |  | WCSP | 
	
		| Orchis morio f. sublaxiflora Schur | Synonym |  | WCSP | 
	
		| Orchis morio f. sublobatus Zapal. | Synonym |  | WCSP | 
	
		| Orchis morio var. subpicta Sabr. | Synonym |  | WCSP | 
	
		| Orchis morio f. subpicta (Sabr.) Soó | Synonym |  | WCSP | 
	
		| Orchis morio subsp. syriaca E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis morio var. syriaca (E.G.Camus) Soó | Synonym |  | WCSP | 
	
		| Orchis morio subsp. syriaca E.G. Camus & A. Camus | Synonym |  | TRO | 
	
		| Orchis morio var. tlemecensis (Batt.) Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis morio subsp. tlemecensis (Batt.) E.G.Camus, Bergon & A.Camus | Synonym |  | WCSP | 
	
		| Orchis morio var. velutina Schur | Synonym |  | WCSP | 
	
		| Orchis morio f. velutina (Schur) Soó | Synonym |  | WCSP | 
	
		| Orchis morio var. viridiflora Tinant | Synonym |  | WCSP | 
	
		| Orchis × morioides Brand | Synonym |  | WCSP | 
	
		| Orchis moriopapilionacea Timb.-Lagr. | Synonym |  | WCSP | 
	
		| Orchis × moriopapilionaoea Timb.-Lagr. | Unresolved |  | TRO | 
	
		| Orchis moritziana Brügger | Synonym |  | WCSP | 
	
		| Orchis × mortonensis E.G.Camus & A.Camus | Synonym |  | WCSP | 
	
		| Orchis × mortonii Druce | Synonym |  | WCSP | 
	
		| Orchis mrkvickana Velen. | Synonym |  | WCSP | 
	
		| Orchis × mulignensis Gsell | Unresolved |  | WCSP | 
	
		| Orchis munbyana Boiss. & Reut. | Synonym |  | WCSP | 
	
		| Orchis muscaria Scop. | Synonym |  | WCSP | 
	
		| Orchis muscifera (Huds.) Salisb. | Synonym |  | WCSP | 
	
		| Orchis musciflora Schrank | Synonym |  | WCSP | 
	
		| Orchis mutabilis Steven | Synonym |  | WCSP | 
	
		| Orchis myodes (Jacq.) Bernhard | Synonym |  | WCSP | 
	
		| Orchis mysorensis B.Heyne ex Wall. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis nana (King & Pantl.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis nanhutashanensis S.S.Ying | Synonym |  | WCSP | 
	
		| Orchis natalis Tineo | Synonym |  | WCSP | 
	
		| Orchis natolica Fisch. & C.A.Mey. | Synonym |  | WCSP | 
	
		| Orchis × navarrensis Amard. | Unresolved |  | WCSP (in review) | 
	
		| Orchis × neglecta E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis nemorosa Montandon | Synonym |  | WCSP | 
	
		| Orchis × neogennarii E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis nervata Marchand | Synonym |  | WCSP | 
	
		| Orchis nervulosa Sakalo | Synonym |  | WCSP | 
	
		| Orchis nesogenes (Briq.) Rouy | Synonym |  | WCSP | 
	
		| Orchis nicodemi Cirillo ex Ten. | Synonym |  | WCSP | 
	
		| Orchis nicodemi Sieber ex Steud. | Synonym |  | WCSP | 
	
		| Orchis nicodemi var. aschersonii Rouy | Synonym |  | WCSP | 
	
		| Orchis nigra (L.) Scop. | Synonym |  | WCSP | 
	
		| Orchis nivalis (Schltr.) Soó | Synonym |  | WCSP | 
	
		| Orchis nivea Nutt. | Synonym |  | WCSP | 
	
		| Orchis × nummiana P.Fourn. | Unresolved |  | WCSP | 
	
		| Orchis obcordata Buch.-Ham. ex D.Don [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis obcordata Willemet | Synonym |  | WCSP | 
	
		| Orchis obsoleta Muhl. ex Willd. | Synonym |  | WCSP | 
	
		| Orchis obtusa Schur | Synonym |  | WCSP | 
	
		| Orchis obtusata Banks ex Pursh | Synonym |  | WCSP | 
	
		| Orchis obtusiflora Schur | Synonym |  | WCSP | 
	
		| Orchis obtusifolia Schur | Synonym |  | WCSP | 
	
		| Orchis occidentalis (Pugsley) Wilmott | Synonym |  | WCSP | 
	
		| Orchis ochrantha (Pancic) H.Fleischm. | Synonym |  | WCSP | 
	
		| Orchis ochroleuca Ten. | Synonym |  | WCSP | 
	
		| Orchis ochroleuca Schur [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis odoratissima L. | Synonym |  | WCSP | 
	
		| Orchis oestrifera (M.Bieb.) M.Bieb. | Synonym |  | WCSP | 
	
		| Orchis officinalis Salisb. | Synonym |  | WCSP | 
	
		| Orchis okellyi (Druce) Druce | Synonym |  | WCSP | 
	
		| Orchis olbiensis Reut. ex Gren. | Accepted |  | WCSP | 
	
		| Orchis olbiensis Ardoino ex Moggr. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis olbiensis subsp. ichnusae (Corrias) Buttler | Synonym |  | WCSP | 
	
		| Orchis × olida Bréb. | Synonym |  | WCSP | 
	
		| Orchis olivetorum Gren. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis olocheilos (Boiss.) Soó | Synonym |  | WCSP | 
	
		| Orchis olocheilos var. osmanica (Klinge) Soó | Synonym |  | WCSP | 
	
		| Orchis olocheilos var. sanasunitensis (H.Fleischm.) Soó | Synonym |  | WCSP | 
	
		| Orchis omeishanica Tang, F.T.Wang & K.Y.Lang [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis ophioglossoides Walter | Synonym |  | WCSP | 
	
		| Orchis orbiculata Pursh | Synonym |  | WCSP | 
	
		| Orchis orientalis (Rchb.f.) Klinge | Synonym |  | WCSP | 
	
		| Orchis orientalis subsp. africana Klinge | Synonym |  | WCSP | 
	
		| Orchis orientalis subsp. cilicica Klinge | Synonym |  | WCSP | 
	
		| Orchis orientalis subsp. foliosa (Rchb.f.) Klinge | Synonym |  | WCSP | 
	
		| Orchis orientalis subsp. osmanica Klinge | Synonym |  | WCSP | 
	
		| Orchis orientalis subsp. turcestanica Klinge | Synonym |  | WCSP | 
	
		| Orchis × orientecaucasica B.Baumann, H.Baumann, R.Lorenz & R.Peter | Unresolved |  | WCSP (in review) | 
	
		| Orchis ornithis Jacq. | Synonym |  | WCSP | 
	
		| Orchis × ornonensis G.Keller & Jeanj. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis osmanica (Klinge) Klinge | Synonym |  | WCSP | 
	
		| Orchis ovalis F.W.Schmidt | Synonym |  | WCSP | 
	
		| Orchis × palanchonii G.Foelsche & W.Foelsche | Accepted |  | WCSP | 
	
		| Orchis palczewskii Kraenzl. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis pallens Savi [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis pallens L. | Accepted |  | WCSP | 
	
		| Orchis pallens Moritzi | Misapplied |  | WCSP | 
	
		| Orchis pallens f. pseudopallens Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis palmata Gilib. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis paludosa (L.) Pall. | Synonym |  | WCSP | 
	
		| Orchis palustris Jacq. | Synonym |  | WCSP | 
	
		| Orchis palustris var. dolicheilos Döll | Synonym |  | WCSP | 
	
		| Orchis palustris subsp. elegans (Heuff.) Soó | Synonym |  | WCSP | 
	
		| Orchis palustris var. elegans (Heuff.) Nyman | Synonym |  | WCSP | 
	
		| Orchis palustris subsp. laxiflora (Lam.) Batt. | Synonym |  | WCSP | 
	
		| Orchis palustris var. mediterranea (Guss.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis palustris subsp. mediterranea (Guss.) Malag. | Synonym |  | WCSP | 
	
		| Orchis palustris f. micrantha Domin | Synonym |  | WCSP | 
	
		| Orchis palustris subsp. pseudolaxiflora (Czerniak.) H.Baumann & R.Lorenz | Synonym |  | WCSP | 
	
		| Orchis palustris var. robusta T.Stephenson | Synonym |  | WCSP | 
	
		| Orchis palustris subsp. robusta (T.Stephenson) Kreutz | Synonym |  | WCSP | 
	
		| Orchis panormitana Tineo | Synonym |  | WCSP | 
	
		| Orchis × paparistoi Gölz & H.R.Reinhard | Unresolved |  | WCSP | 
	
		| Orchis papilionacea L. | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. alibertis G.Kretzschmar & H.Kretzschmar | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. alibertis (G.Kretzschmar & H.Kretzschmar) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. balcanica H.Baumann & R.Lorenz | Synonym |  | WCSP | 
	
		| Orchis papilionacea f. balcanica (H.Baumann & R.Lorenz) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. bruhnsiana (Gruner) Soó | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. bruhnsiana Gruner | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. chlorotica (Woronow) Soó | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. cyrenaica (E.A.Durand & Barratte) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. decipiens (Bianca) Nyman | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. expansa (Ten.) Guadagno | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. expansa (Ten.) Lindl. | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. grandiflora Boiss. | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. grandiflora (Boiss.) Malag. | Synonym |  | WCSP | 
	
		| Orchis papilionacea f. grandiflora (Boiss.) Maire | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. heroica (E.D.Clarke) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. heroica (E.D.Clarke) H.Baumann | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. major E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. messenica Renz | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. messenica (Renz) Kreutz | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. minimus E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. morgetiana H.Baumann & R.Lorenz | Synonym |  | WCSP | 
	
		| Orchis papilionacea f. morgetiana (H.Baumann & R.Lorenz) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. palaestina B.Baumann & R.Lorenz | Synonym |  | WCSP | 
	
		| Orchis papilionacea f. palaestina (B.Baumann & R.Lorenz) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. parviflora Willk. | Synonym |  | WCSP | 
	
		| Orchis papilionacea f. rosea (Alleiz.) Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. rosea Alleiz. | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. rubra (Jacq.) Malag. | Synonym |  | WCSP | 
	
		| Orchis papilionacea var. rubra (Jacq.) Lindl. | Synonym |  | WCSP | 
	
		| Orchis papilionacea f. rubra (Jacq.) Soó | Synonym |  | WCSP | 
	
		| Orchis papilionacea subsp. schirwanica (Woronow) Soó | Synonym |  | WCSP | 
	
		| Orchis papolionacea var. bruhnsia Gruner | Synonym |  | TRO | 
	
		| Orchis parasitica Willemet [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis parciflora (Finet) Hand.-Mazz. | Synonym |  | WCSP | 
	
		| Orchis parciflora (Soó) Soó | Synonym |  | TRO | 
	
		| Orchis parcifloroides Hand.-Mazz. | Synonym |  | WCSP | 
	
		| Orchis pardalina Pugsley | Synonym |  | WCSP | 
	
		| Orchis parlatoris Tineo | Synonym |  | WCSP | 
	
		| Orchis parreissii C.Presl | Synonym |  | WCSP | 
	
		| Orchis parviflora Ten. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis parviflora Poir. | Synonym |  | WCSP | 
	
		| Orchis parviflora Willd. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis parviflora (Sw.) Steud. | Synonym |  | TRO | 
	
		| Orchis × parvifolia Chaub. | Synonym |  | WCSP | 
	
		| Orchis × parvifolia subsp. bicknellii (E.G.Camus) Deschâtres & Lambinon | Synonym |  | WCSP | 
	
		| Orchis × parvifolia subsp. timbali (Velen.) Potucek & F.Proch. | Synonym |  | WCSP | 
	
		| Orchis × paschae Hautz. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis patens Desf. | Accepted |  | WCSP | 
	
		| Orchis patens var. atlantica Batt. & Trab. | Synonym |  | WCSP | 
	
		| Orchis patens var. brevicornis (Viv.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis patens subsp. brevicornis (Viv.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis patens var. canariensis (Lindl.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis patens subsp. canariensis (Lindl.) Asch. & Graebn. | Accepted |  | WCSP | 
	
		| Orchis patens subsp. falcicalcarata Wildh. | Synonym |  | WCSP | 
	
		| Orchis patens var. fallax (De Not.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis patens var. fontanesii Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis patens subsp. nitidifolia W.P.Teschner | Synonym |  | WCSP | 
	
		| Orchis patens f. orientalis (Rchb.f.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis patens subsp. orientalis (Rchb.f.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis patens var. orientalis Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis patens subsp. patens | Accepted |  | WCSP | 
	
		| Orchis patens subsp. spitzelii (Saut. ex W.D.J.Koch) Á.Löve & Kjellq. | Synonym |  | WCSP | 
	
		| Orchis patens var. spitzelii (Saut. ex W.D.J.Koch) Fiori & Paol. | Synonym |  | WCSP | 
	
		| Orchis patens var. viridifusca (Albov) Soó | Synonym |  | WCSP | 
	
		| Orchis patens subsp. viridifusca Soó | Synonym |  | TRO | 
	
		| Orchis pauciflora Fisch. ex Lindl. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis pauciflora Ten. | Accepted |  | WCSP | 
	
		| Orchis pauciflora Sessé & Moc. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis pauciflora subsp. laeta (Steinh.) Kreutz | Synonym |  | WCSP | 
	
		| Orchis pauciflora var. pseudopallens (Tod.) Nyman | Synonym |  | WCSP | 
	
		| Orchis paucifolia Gaterau | Synonym |  | WCSP | 
	
		| Orchis × pauliana Malinv. | Unresolved |  | WCSP | 
	
		| Orchis paxiana Schltr. | Synonym |  | WCSP | 
	
		| Orchis pectinata Thunb. | Synonym |  | WCSP | 
	
		| Orchis pectinata Sm. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × pedemontana Gsell [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis peloria Foucault ex Poir. | Synonym |  | WCSP | 
	
		| Orchis × peltieri G.Keller [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis pentecostalis Wettst. & Sennholz | Synonym |  | WCSP | 
	
		| Orchis × penzigiana A.Camus | Accepted |  | WCSP | 
	
		| Orchis peramoena (A.Gray) Alph.Wood | Synonym |  | WCSP | 
	
		| Orchis × permixta Soó | Accepted |  | WCSP | 
	
		| Orchis × perretii K.Richt. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis persica Schltr. | Synonym |  | WCSP | 
	
		| Orchis × petterssonii G.Keller ex Pett. | Accepted |  | WCSP | 
	
		| Orchis physoceras (Schltr.) Soó | Synonym |  | WCSP | 
	
		| Orchis picta Loisel. | Synonym |  | WCSP | 
	
		| Orchis picta Reinw. ex Lindl. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis picta Raf. | Accepted |  | TRO | 
	
		| Orchis picta var. albanica (Gölz & H.R.Reinhard) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis picta var. caucasica (K.Koch) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis picta var. champagneuxii (Barnéoud) Nyman | Synonym |  | WCSP | 
	
		| Orchis picta subsp. libani Renz | Synonym |  | WCSP | 
	
		| Orchis pinetorum Boiss. & Kotschy | Synonym |  | WCSP | 
	
		| Orchis pinetorum Lacaita | Synonym |  | TRO | 
	
		| Orchis pinguicula (Rchb.f. & S.Moore) Soó | Synonym |  | WCSP | 
	
		| Orchis plantaginea (L.) Sw. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis plantaginea Roxb. | Synonym |  | WCSP | 
	
		| Orchis platanthera (Wallr.) E.H.L.Krause | Synonym |  | WCSP | 
	
		| Orchis platychila K.Koch | Synonym |  | WCSP | 
	
		| Orchis platyphyllos Willd. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × plessidiaca Renz | Accepted |  | WCSP | 
	
		| Orchis polliniana Spreng. | Synonym |  | WCSP | 
	
		| Orchis pontica H.Fleischm. & Hand.-Mazz. | Synonym |  | WCSP | 
	
		| Orchis praetermissa Druce | Synonym |  | WCSP | 
	
		| Orchis praetermissa var. albiflora Druce | Synonym |  | WCSP | 
	
		| Orchis praetermissa var. macrantha Sipkes | Synonym |  | WCSP | 
	
		| Orchis praetermissa f. macrantha (Sipkes) Soó | Synonym |  | WCSP | 
	
		| Orchis praetermissa var. pulchella Druce | Synonym |  | WCSP | 
	
		| Orchis pratensis Salzm. ex Lindl. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis × predaensis Gsell | Unresolved |  | WCSP | 
	
		| Orchis prisca Hautz. | Synonym |  | WCSP | 
	
		| Orchis procera Afzel. ex Sw. | Synonym |  | WCSP | 
	
		| Orchis × propinqua E.G.Camus & Bergon | Unresolved |  | WCSP | 
	
		| Orchis prosteveniella P.Delforge | Synonym |  | WCSP | 
	
		| Orchis provincialis Balb. ex Lam. & DC. | Accepted |  | WCSP | 
	
		| Orchis provincialis var. humilior Puccin. | Synonym |  | WCSP | 
	
		| Orchis provincialis var. laeta (Steinh.) Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis provincialis var. leucostachya (Griseb.) Nyman | Synonym |  | WCSP | 
	
		| Orchis provincialis subsp. pauciflora (Ten.) Lindl. | Synonym |  | WCSP | 
	
		| Orchis provincialis var. pauciflora (Ten.) Batt. & Trab. | Synonym |  | WCSP | 
	
		| Orchis provincialis var. rubra Chabert | Synonym |  | WCSP | 
	
		| Orchis provincialis var. variegata Chabert | Synonym |  | WCSP | 
	
		| Orchis pseudo-conopsea Gren. | Synonym |  | TRO | 
	
		| Orchis pseudo-traunsteineri Fuchs | Synonym |  | TRO | 
	
		| Orchis × pseudoanatolica H.Fleischm. | Accepted |  | WCSP | 
	
		| Orchis pseudoapifera Caldesi [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis pseudoconopea Gren. | Synonym |  | WCSP | 
	
		| Orchis pseudoconopsea P.E.Parm. | Synonym |  | WCSP | 
	
		| Orchis pseudocordigera Neuman | Synonym |  | WCSP | 
	
		| Orchis pseudofragrans Nevski [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis pseudolaxiflora Czerniak. | Synonym |  | WCSP | 
	
		| Orchis pseudopallens K.Koch [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis pseudopallens Tod. | Synonym |  | WCSP | 
	
		| Orchis pseudoparviflora Ugr. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × pseudopicta Cortesi [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis pseudosambucina Ten. | Synonym |  | WCSP | 
	
		| Orchis pseudosambucina subsp. castellana Rivas Goday | Synonym |  | WCSP | 
	
		| Orchis pseudosambucina var. fasciculata (Tineo) Nyman | Synonym |  | WCSP | 
	
		| Orchis pseudosambucina subsp. georgica Klinge | Synonym |  | WCSP | 
	
		| Orchis pseudosambucina subsp. markusii (Tineo) Nyman | Synonym |  | WCSP | 
	
		| Orchis pseudosambucina var. natalis (Tineo) Nyman | Synonym |  | WCSP | 
	
		| Orchis pseudosambucina subsp. sicula (Tineo) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis × pseudotraunsteineri A.Fuchs | Unresolved |  | WCSP | 
	
		| Orchis × pseudotraunsteineri subsp. bavarica A.Fuchs | Unresolved |  | WCSP | 
	
		| Orchis × pseudotraunsteineri subsp. eifliaca A.Fuchs | Unresolved |  | WCSP | 
	
		| Orchis × pseudotraunsteineri var. gennachensis A.Fuchs | Unresolved |  | WCSP | 
	
		| Orchis × pseudotraunsteineri subsp. hoeppneri A.Fuchs [Invalid] | Synonym |  | WCSP | 
	
		| Orchis × pseudotraunsteineri var. koningweeniana A.Fuchs | Unresolved |  | WCSP | 
	
		| Orchis × pseudotraunsteineri subsp. suevica A.Fuchs | Synonym |  | WCSP | 
	
		| Orchis psycodes L. | Synonym |  | WCSP | 
	
		| Orchis puberula King & Pantl. | Synonym |  | WCSP | 
	
		| Orchis pugeensis K.Y.Lang [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis pulchella Hand.-Mazz. | Synonym |  | WCSP | 
	
		| Orchis punctata Ruiz & Pav. ex Pupulin | Synonym |  | TRO | 
	
		| Orchis punctulata Steven ex Lindl. | Accepted |  | WCSP | 
	
		| Orchis punctulata subsp. adenocheila (Czerniak.) Aver. | Synonym |  | WCSP | 
	
		| Orchis punctulata var. galilaea Bornm. & M.Schulze | Synonym |  | WCSP | 
	
		| Orchis punctulata subsp. galilaea (Bornm. & M.Schulze) Soó | Synonym |  | WCSP | 
	
		| Orchis punctulata subsp. schelkownikowii (Woronow) Soó | Synonym |  | WCSP | 
	
		| Orchis punctulata subsp. schelkownikowii (Woronow) Kreutz | Synonym |  | TRO | 
	
		| Orchis punctulata subsp. sepulchralis (Rchb.f.) Soó | Synonym |  | WCSP | 
	
		| Orchis punctulata var. sepulchralis Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis punctulata subsp. stevenii (Rchb.f.) H.Sund. | Synonym |  | WCSP | 
	
		| Orchis purpurascens (Thouars) Spreng. | Synonym |  | WCSP | 
	
		| Orchis × purpurea E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis purpurea Huds. | Accepted |  | WCSP | 
	
		| Orchis purpurea f. acutilobata Ruppert | Synonym |  | WCSP | 
	
		| Orchis purpurea var. amediastina E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis purpurea f. angustiloba Leimb. | Synonym |  | WCSP | 
	
		| Orchis purpurea subsp. caucasica (Regel) B.Baumann & al. | Accepted |  | WCSP | 
	
		| Orchis purpurea var. caucasica (Regel) E.G.Camus, Bergon & A.Camus | Synonym |  | WCSP | 
	
		| Orchis purpurea var. eliasii Sennen & Pau | Synonym |  | WCSP | 
	
		| Orchis purpurea subsp. lokiana (H.Baumann) H.Baumann & R.Lorenz | Synonym |  | WCSP | 
	
		| Orchis purpurea subsp. maxima Soó | Synonym |  | WCSP | 
	
		| Orchis purpurea var. moravica (Jacq.) Rech.f. | Synonym |  | WCSP | 
	
		| Orchis purpurea subsp. moravica (Jacq.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis purpurea var. parallela E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis purpurea subsp. purpurea | Accepted |  | WCSP | 
	
		| Orchis purpurea f. rotundiloba Cortesi | Synonym |  | WCSP | 
	
		| Orchis purpurea f. ruppertiana Soó | Synonym |  | WCSP | 
	
		| Orchis purpurea var. spathulata E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis purpurea var. stenoloba (Coss. & Germ.) Willk. | Synonym |  | WCSP | 
	
		| Orchis purpurea subsp. stenoloba (Coss. & Germ.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis purpurea f. triangularis (Wirtg.) Soó | Synonym |  | WCSP | 
	
		| Orchis purpurea var. tyraica Zapal. | Synonym |  | WCSP | 
	
		| Orchis purpurella T.Stephenson & T.A.Stephenson | Synonym |  | WCSP | 
	
		| Orchis purpurella var. crassifolia T.Stephenson | Synonym |  | WCSP | 
	
		| Orchis purpurella var. maculosa T.Stephenson | Synonym |  | WCSP | 
	
		| Orchis pusilla D.Tyteca | Synonym |  | WCSP | 
	
		| Orchis pyramidalis L. | Synonym |  | WCSP | 
	
		| Orchis pyramidalis var. sanguinea Druce | Synonym |  | WCSP | 
	
		| Orchis pyrenaica Philippe | Synonym |  | WCSP | 
	
		| Orchis quadripunctata Cirillo ex Ten. | Accepted |  | WCSP | 
	
		| Orchis quadripunctata f. albiflora (Raulin) De Langhe & D'hose | Synonym |  | WCSP | 
	
		| Orchis quadripunctata var. albiflora Raulin | Synonym |  | WCSP | 
	
		| Orchis quadripunctata subsp. anatolica (Boiss.) Asch. & Graebn. | Synonym |  | WCSP | 
	
		| Orchis quadripunctata var. boryi (Rchb.f.) Nyman | Synonym |  | WCSP | 
	
		| Orchis quadripunctata subsp. brancifortii (Biv.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis quadripunctata f. brancifortii (Biv.) Soó | Synonym |  | WCSP | 
	
		| Orchis quadripunctata f. macrochila Halácsy | Synonym |  | WCSP | 
	
		| Orchis quadripunctata subsp. sezikiana (B.Baumann & H.Baumann) H.Baumann & R.Lorenz | Synonym |  | WCSP | 
	
		| Orchis quinqueseta Michx. | Synonym |  | WCSP | 
	
		| Orchis raddeana Regel | Synonym |  | WCSP | 
	
		| Orchis radiata Thunb. | Synonym |  | WCSP | 
	
		| Orchis rariflora K.Koch | Synonym |  | WCSP | 
	
		| Orchis × rassautae (Alleiz.) Alleiz. | Accepted |  | TRO | 
	
		| Orchis × ravellensis Gsell [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × razzarae Galesi [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis recurva F.Nyl. ex Fr. | Synonym |  | WCSP | 
	
		| Orchis × regeliana K.Richt. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × regeliana Brügger | Synonym |  | WCSP | 
	
		| Orchis × regelii E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis × reginae Leibbach & Ruedi Peter [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis reichenbachii Mutel | Synonym |  | WCSP | 
	
		| Orchis × reinhardii Ugr. ex E.G.Camus | Unresolved |  | WCSP | 
	
		| Orchis repens (Nutt.) Alph.Wood | Synonym |  | WCSP | 
	
		| Orchis repens (L.) Eyster ex Poir. | Synonym |  | WCSP | 
	
		| Orchis repens (Nutt.) Raf. | Synonym |  | TRO | 
	
		| Orchis × reserata Pau [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis resupinata Naumb. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis resupinata Sessé & Moc. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis rhenana Höppner | Synonym |  | WCSP | 
	
		| Orchis ricasoliana Parl. | Synonym |  | WCSP | 
	
		| Orchis richardi Tratt. ex Steud. | Unresolved |  | TRO | 
	
		| Orchis × richardiorum Soca [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis rigida Höppner | Synonym |  | WCSP | 
	
		| Orchis rivinii Gouan | Synonym |  | WCSP | 
	
		| Orchis rivinii var. albiflora Thielens | Synonym |  | WCSP | 
	
		| Orchis rivinii var. stenoloba Marchal | Synonym |  | WCSP | 
	
		| Orchis rivularis Heuff. ex Schur | Synonym |  | WCSP | 
	
		| Orchis robertiana Loisel. | Synonym |  | WCSP | 
	
		| Orchis roborowskii Maxim. | Accepted |  | TRO | 
	
		| Orchis × robsonii Druce | Synonym |  | WCSP | 
	
		| Orchis robusta (T.Stephenson) Gölz & H.R.Reinhard | Synonym |  | WCSP | 
	
		| Orchis rocheliana (Klinge) Klinge | Synonym |  | WCSP | 
	
		| Orchis romana Sebast. | Synonym |  | WCSP | 
	
		| Orchis romana subsp. georgica (Klinge) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis romana var. georgica (Klinge) Schltr. | Synonym |  | WCSP | 
	
		| Orchis romana var. guimaraesii E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis romana var. incarnata E.G.Camus & A.Camus | Synonym |  | WCSP | 
	
		| Orchis romana var. insularis (Sommier) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis romana subsp. libanotica Mouterde | Synonym |  | WCSP | 
	
		| Orchis romana var. lutea E.G.Camus & A.Camus | Synonym |  | WCSP | 
	
		| Orchis romana f. markusii (Tineo) Soó | Synonym |  | WCSP | 
	
		| Orchis romana f. obtusifolia (Tineo) Soó | Synonym |  | WCSP | 
	
		| Orchis × romanallens Cif. & Giacom. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × rombucina Cif. & Giacom. | Synonym |  | WCSP | 
	
		| Orchis × rosea Arv.-Touv. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis rotundifolia Banks ex Pursh | Synonym |  | WCSP | 
	
		| Orchis rotundifolia f. angustifolia J.Rousseau | Synonym |  | WCSP | 
	
		| Orchis rotundifolia f. beckettii B.Boivin | Synonym |  | WCSP | 
	
		| Orchis rotundifolia var. lineata Mousley | Synonym |  | WCSP | 
	
		| Orchis rotundifolia f. lineata (Mousley) E.G.Voss | Synonym |  | WCSP | 
	
		| Orchis × rouyana E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis roxburghii Pers. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis rubra Jacq. | Synonym |  | WCSP | 
	
		| Orchis rubra var. expansa (Ten.) Lindl. | Synonym |  | WCSP | 
	
		| Orchis × ruperconchae Rivas Goday | Unresolved |  | TRO | 
	
		| Orchis rupestre var. chidori Soó | Synonym |  | WCSP | 
	
		| Orchis rupestris (Miq.) Schltr. | Synonym |  | WCSP | 
	
		| Orchis × ruppertii M.Schulze | Synonym |  | WCSP | 
	
		| Orchis russowii (Klinge) Kuppf. | Synonym |  | WCSP | 
	
		| Orchis russowii (Klinge) Klinge | Synonym |  | TRO | 
	
		| Orchis russowii (Klinge) Schltr. | Synonym |  | TRO | 
	
		| Orchis ruthei M.Schulze | Synonym |  | WCSP | 
	
		| Orchis saccata Rchb. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis saccata Ten. | Synonym |  | WCSP | 
	
		| Orchis saccata d'Urv. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis saccata var. fedtschenkoi (Czerniak.) Hautz. | Synonym |  | WCSP | 
	
		| Orchis saccata subsp. fedtschenkoi (Czerniak.) Soó | Synonym |  | WCSP | 
	
		| Orchis saccata f. flavescens (Soó) Raynaud | Synonym |  | WCSP | 
	
		| Orchis saccata f. orbicularis Ruppert | Synonym |  | WCSP | 
	
		| Orchis saccifera Brongn. | Synonym |  | WCSP | 
	
		| Orchis sacciferoides Klinge ex Gand. | Unresolved |  | TRO | 
	
		| Orchis sagittalis L.f. | Synonym |  | WCSP | 
	
		| Orchis sagittata Munby | Synonym |  | WCSP | 
	
		| Orchis salina Turcz. ex Lindl. | Synonym |  | WCSP | 
	
		| Orchis salina Fronius | Synonym |  | WCSP | 
	
		| Orchis × salkowskiana C.Alibertis & A.Alibertis [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × salteri T.Stephenson | Synonym |  | WCSP | 
	
		| Orchis sambucina Brot. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis sambucina L. | Synonym |  | WCSP | 
	
		| Orchis sambucina f. barlae Rouy | Synonym |  | WCSP | 
	
		| Orchis sambucina f. bracteata M.Schulze | Synonym |  | WCSP | 
	
		| Orchis sambucina var. bracteata (M.Schulze) Harz | Synonym |  | WCSP | 
	
		| Orchis sambucina f. hungarica Soó | Synonym |  | WCSP | 
	
		| Orchis sambucina var. hungarica (Soó) A.Camus | Synonym |  | WCSP | 
	
		| Orchis sambucina var. incarnata Gaudin | Synonym |  | WCSP | 
	
		| Orchis sambucina var. insularis (Sommier) Fiori | Synonym |  | WCSP | 
	
		| Orchis sambucina subsp. insularis (Sommier) Briq. | Synonym |  | WCSP | 
	
		| Orchis sambucina f. lanceolata W.Zimm. | Synonym |  | WCSP | 
	
		| Orchis sambucina f. laurentina (R.Bolos ex Vayr.) Soó | Synonym |  | WCSP | 
	
		| Orchis sambucina f. obovata W.Zimm. | Synonym |  | WCSP | 
	
		| Orchis sambucina var. purpurascens R.Hinterh. & J.Hinterh. | Synonym |  | WCSP | 
	
		| Orchis sambucina var. purpurea W.D.J.Koch | Synonym |  | WCSP | 
	
		| Orchis sambucina f. purpurea (W.D.J.Koch) Neuman | Synonym |  | WCSP | 
	
		| Orchis sambucina var. robusta Neuman | Synonym |  | WCSP | 
	
		| Orchis sambucina var. rubra Winterl | Synonym |  | WCSP | 
	
		| Orchis sambucina f. rubrobracteata Harz ex Schltdl., Langeth. & Schenk | Synonym |  | WCSP | 
	
		| Orchis sambucina var. sambucinolingua Barla | Synonym |  | WCSP | 
	
		| Orchis sambucina var. subalpina Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis sambucina f. tripartita A.Fuchs | Synonym |  | WCSP | 
	
		| Orchis sambucina var. zimmermannii A.Camus | Synonym |  | WCSP | 
	
		| Orchis × samnaunensis Gsell | Unresolved |  | WCSP | 
	
		| Orchis sanasunitensis H.Fleischm. | Synonym |  | WCSP | 
	
		| Orchis sancta L. | Synonym |  | WCSP | 
	
		| Orchis sancta f. minor Bornm. ex Soó | Synonym |  | WCSP | 
	
		| Orchis × santamariotae Galesi & M.P.Grasso | Unresolved |  | WCSP | 
	
		| Orchis × sarcidani Scrugli & M.P.Grasso | Unresolved |  | WCSP | 
	
		| Orchis × sardoa (Scrugli & M.P.Grasso) Scrugli, A.Musacchio, D'Emerico, Pellegrino & Cozz | Unresolved |  | WCSP | 
	
		| Orchis satyrioides Steven [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis satyrioides L. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis satyrioides f. longibracteata Wankow | Synonym |  | WCSP | 
	
		| Orchis × sauzaiana E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis scampstonii Druce | Synonym |  | WCSP | 
	
		| Orchis schelkownikowii Woronow | Synonym |  | WCSP | 
	
		| Orchis schirwanica Woronow | Synonym |  | WCSP | 
	
		| Orchis schleicheri Sweet | Synonym |  | WCSP | 
	
		| Orchis × schulzei K.Richt. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis × schulzii Hausskn. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × schulzii Hausskn. ex Nyman | Synonym |  | TRO | 
	
		| Orchis × sciathia Biel | Synonym |  | WCSP | 
	
		| Orchis scopolii Timb.-Lagr. | Synonym |  | WCSP | 
	
		| Orchis scopulorum Summerh. | Synonym |  | WCSP | 
	
		| Orchis scutellata Nutt. | Synonym |  | WCSP | 
	
		| Orchis secunda Thunb. | Synonym |  | WCSP | 
	
		| Orchis secunda (Nevski) Vorosch. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis secundiflora Bertol. | Synonym |  | WCSP | 
	
		| Orchis × semichampagneuxii E.G.Camus | Unresolved |  | WCSP | 
	
		| Orchis × semisaccata E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis × senayi Alleiz. | Unresolved |  | WCSP | 
	
		| Orchis sepulchralis (Rchb.f.) Boiss. & Heldr. | Synonym |  | WCSP | 
	
		| Orchis × serbica H.Fleischm. | Synonym |  | WCSP | 
	
		| Orchis × serraniana P.Delforge | Accepted |  | WCSP | 
	
		| Orchis sesquipedalis Willd. | Synonym |  | WCSP | 
	
		| Orchis sesquipedalis var. algerica (Desf.) Briq. | Synonym |  | WCSP | 
	
		| Orchis sesquipedalis var. corsica (E.Rev. ex E.G.Camus) Briq. | Synonym |  | WCSP | 
	
		| Orchis sesquipedalis var. durandii (Boiss. & Reut.) Briq. | Synonym |  | WCSP | 
	
		| Orchis sesquipedalis var. iberica T.Stephenson | Synonym |  | WCSP | 
	
		| Orchis setacea Gilib. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis setacea Jacq. | Synonym |  | WCSP | 
	
		| Orchis × sezikiana B.Baumann & H.Baumann | Accepted |  | WCSP | 
	
		| Orchis sichuanica K.Y.Lang [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis siciliensis Klinge | Synonym |  | WCSP | 
	
		| Orchis sicula Tineo | Synonym |  | WCSP | 
	
		| Orchis siculorum (Soó) Soó | Synonym |  | WCSP | 
	
		| Orchis signifera Vest | Synonym |  | WCSP | 
	
		| Orchis simia Lam. | Accepted |  | WCSP | 
	
		| Orchis simia Vill. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis simia var. beyrichii Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis simia f. brevidens Rouy | Synonym |  | WCSP | 
	
		| Orchis simia var. cercopitheca Georgi | Synonym |  | WCSP | 
	
		| Orchis simia var. laxiflora Boiss. | Synonym |  | WCSP | 
	
		| Orchis simia f. rotundilobus Cortesi | Synonym |  | WCSP | 
	
		| Orchis simia subsp. simia | Accepted |  | WCSP | 
	
		| Orchis simia subsp. stevenii (Rchb.f.) E.G.Camus, Bergon & A.Camus | Synonym |  | WCSP | 
	
		| Orchis simia subsp. taubertiana (B.Baumann & H.Baumann) Kreutz | Accepted |  | WCSP | 
	
		| Orchis simia var. undulatifolia (Biv.) Webb | Synonym |  | WCSP | 
	
		| Orchis sitiaca (Renz) P.Delforge | Accepted |  | WCSP | 
	
		| Orchis skorpili Velen. | Synonym |  | WCSP | 
	
		| Orchis smithii Sweet | Synonym |  | WCSP | 
	
		| Orchis solida Moench | Synonym |  | WCSP | 
	
		| Orchis × sooi Ruppert ex Soó | Synonym |  | WCSP | 
	
		| Orchis sooi S.S.Ying [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis sparsiflora Spruner ex Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis spathulata L.f. | Synonym |  | WCSP | 
	
		| Orchis spathulata (Lindl.) Rchb.f. ex Hook.f. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis spathulata (Lindl.) Rchb. f. ex Benth. | Synonym |  | TRO | 
	
		| Orchis spathulata var. foliosa Finet | Synonym |  | TRO | 
	
		| Orchis spathulata var. wilsonii Schltr. | Synonym |  | WCSP | 
	
		| Orchis speciosa Heuff. ex Rochel | Synonym |  | WCSP | 
	
		| Orchis speciosa Host [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis speciosa L.f. | Synonym |  | WCSP | 
	
		| Orchis speciosa var. alba Goiran | Synonym |  | WCSP | 
	
		| Orchis speciosa var. rosea Goiran | Synonym |  | WCSP | 
	
		| Orchis speciosissima Wettst. & Sennholz | Synonym |  | WCSP | 
	
		| Orchis spectabilis L. | Synonym |  | WCSP | 
	
		| Orchis spectabilis f. albiflora Ulke | Synonym |  | WCSP | 
	
		| Orchis spectabilis f. gordinieri Weath. | Synonym |  | WCSP | 
	
		| Orchis spectabilis var. lilacina Ames | Synonym |  | WCSP | 
	
		| Orchis spectabilis f. willeyi F.Seym. | Synonym |  | WCSP | 
	
		| Orchis sphaerica M.Bieb. | Synonym |  | WCSP | 
	
		| Orchis sphagnicola Höppner | Synonym |  | WCSP | 
	
		| Orchis spitzelii Saut. ex W.D.J.Koch | Accepted |  | WCSP | 
	
		| Orchis spitzelii subsp. cazorlensis (Lacaita) D.Rivera & Lopez Velez | Accepted |  | WCSP | 
	
		| Orchis spitzelii subsp. gotlandica (B.Pett.) Á.Löve & D.Löve | Synonym |  | WCSP | 
	
		| Orchis spitzelii var. gotlandica B.Pett. | Synonym |  | WCSP | 
	
		| Orchis spitzelii subsp. latiflora B.Baumann & H.Baumann | Synonym |  | WCSP | 
	
		| Orchis spitzelii subsp. nitidifolia (W.P.Teschner) Soó | Accepted |  | WCSP | 
	
		| Orchis spitzelii f. sendtneri Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis spitzelii subsp. spitzelii | Accepted |  | WCSP | 
	
		| Orchis spitzelii subsp. teschneriana B.Baumann & H.Baumann | Synonym |  | WCSP | 
	
		| Orchis spitzelii f. teschneriana (B.Baumann & H.Baumann) P.Delforge | Synonym |  | WCSP | 
	
		| Orchis × spuria Rchb.f. | Accepted |  | WCSP | 
	
		| Orchis spuria Rchb. f. | Synonym |  | TRO | 
	
		| Orchis squamosa Poir. | Synonym |  | WCSP | 
	
		| Orchis stabiana Ten. | Synonym |  | WCSP | 
	
		| Orchis steegeri Höppner | Synonym |  | WCSP | 
	
		| Orchis stenanthera (Wallr.) E.H.L.Krause | Synonym |  | WCSP | 
	
		| Orchis × stenostachys Murr | Unresolved |  | WCSP | 
	
		| Orchis stercoraria E.A. Noronha | Unresolved |  | TRO | 
	
		| Orchis steveniana Compère ex Lév. | Synonym |  | WCSP | 
	
		| Orchis × stevenii Rchb. f. | Accepted |  | TRO | 
	
		| Orchis stracheyi Hook.f. | Synonym |  | WCSP | 
	
		| Orchis strateumatica L. | Synonym |  | WCSP | 
	
		| Orchis strictiflora Opiz | Synonym |  | WCSP | 
	
		| Orchis strictifolia Opiz | Synonym |  | WCSP | 
	
		| Orchis stupratoria Briq. | Synonym |  | WCSP | 
	
		| Orchis styllomisantha Vell. | Synonym |  | WCSP | 
	
		| Orchis stylosanthes Ham. ex Hook.f. | Synonym |  | WCSP | 
	
		| Orchis suaveolens Salisb. | Synonym |  | WCSP | 
	
		| Orchis × suaveolens Vill. | Synonym |  | WCSP | 
	
		| Orchis subfusca (Rchb.f.) Murb. | Synonym |  | WCSP | 
	
		| Orchis × subpapilionacea R.Lopes | Unresolved |  | WCSP (in review) | 
	
		| Orchis × subpatens E.G.Camus | Accepted |  | WCSP | 
	
		| Orchis subrotunda King & Pantl. | Synonym |  | WCSP | 
	
		| Orchis × suckowii Kümpel | Unresolved |  | WCSP | 
	
		| Orchis sulphurea Link [Invalid] | Synonym |  | WCSP | 
	
		| Orchis sulphurea Sims | Synonym |  | WCSP | 
	
		| Orchis sulphurea subsp. castellana (Rivas Goday) Rivas Goday | Synonym |  | WCSP | 
	
		| Orchis sulphurea var. markusii (Tineo) Maire | Synonym |  | WCSP | 
	
		| Orchis × surensis Gsell [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis susannae Thunb. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis susannae L. | Synonym |  | WCSP | 
	
		| Orchis suzannae F. Heyne ex Hook. f. | Unresolved |  | TRO | 
	
		| Orchis syriaca (E.G.Camus) Boiss. ex H.Baumann & Künkele | Synonym |  | WCSP | 
	
		| Orchis × szaboiana (Soó) Soó | Synonym |  | WCSP | 
	
		| Orchis szechenyiana Rchb.f. ex Kanitz | Synonym |  | WCSP | 
	
		| Orchis tabernaemontani C.C.Gmel. | Synonym |  | WCSP | 
	
		| Orchis taitungensis S.S.Ying | Synonym |  | WCSP | 
	
		| Orchis taitungensis var. alboflorens S.S.Ying | Synonym |  | WCSP | 
	
		| Orchis taiwanensis Fukuy. | Synonym |  | WCSP | 
	
		| Orchis takasago-montana Masam. | Synonym |  | WCSP | 
	
		| Orchis taoloii S.S.Ying | Synonym |  | WCSP | 
	
		| Orchis taubertiana B.Baumann & H.Baumann | Synonym |  | WCSP | 
	
		| Orchis taurica Lindl. | Synonym |  | WCSP | 
	
		| Orchis tenella L.f. | Synonym |  | WCSP | 
	
		| Orchis tenera (Landwehr) Kreutz | Synonym |  | WCSP | 
	
		| Orchis tenii Schltr. | Synonym |  | WCSP | 
	
		| Orchis tenoreana Guss. | Synonym |  | WCSP | 
	
		| Orchis tenuifolia K.Koch [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis tenuifolia Burm.f. | Synonym |  | WCSP | 
	
		| Orchis tenuis Rottler ex Wall. [Invalid] | Synonym |  | WCSP | 
	
		| Orchis tephrosanthos Desf. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis tephrosanthos Vill. | Synonym |  | WCSP | 
	
		| Orchis tephrosanthos var. caucasica Steven ex Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis tephrosanthos var. macrophylla Lindl. | Synonym |  | WCSP | 
	
		| Orchis tephrosanthos var. militaris (L.) Loisel. | Synonym |  | WCSP | 
	
		| Orchis tephrosanthos var. undulatifolia (Biv.) Ker Gawl. | Synonym |  | WCSP | 
	
		| Orchis tetragona Heuff. | Synonym |  | WCSP | 
	
		| Orchis tetraloba (Finet) Schltr. | Synonym |  | WCSP | 
	
		| Orchis tetraloba var. parciflora Soó | Synonym |  | WCSP | 
	
		| Orchis tetraloba var. yunnanensis Soó | Synonym |  | WCSP | 
	
		| Orchis tharandina Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis × thellungiana Braun-Blanq. | Unresolved |  | WCSP | 
	
		| Orchis × thriftiensis Renz | Accepted |  | WCSP | 
	
		| Orchis tibetica (Schltr.) Soó | Synonym |  | WCSP | 
	
		| Orchis × timbali Velen. | Synonym |  | WCSP | 
	
		| Orchis × timbaliana E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × tingitania Hautz. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis tipuloides L.f. | Synonym |  | WCSP | 
	
		| Orchis × tochniana Kreutz & Scraton | Accepted |  | WCSP | 
	
		| Orchis × todaroi Lojac. | Synonym |  | WCSP | 
	
		| Orchis tominagae (Hayata) Soó | Synonym |  | WCSP | 
	
		| Orchis tominagai (Hayata) S.S. Ying | Synonym |  | TRO | 
	
		| Orchis × tommasinii E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × transiens Druce | Synonym |  | WCSP | 
	
		| Orchis transsilvanica Schur | Synonym |  | WCSP | 
	
		| Orchis traunsteineri Saut. ex Rchb. | Synonym |  | WCSP | 
	
		| Orchis traunsteineri Saut. ex W.D.J.Koch | Misapplied |  | WCSP | 
	
		| Orchis traunsteineri var. grisebachii (Pant.) E.G.Camus | Synonym |  | WCSP | 
	
		| Orchis traunsteineri var. russowii (Klinge) M.Schulze | Synonym |  | WCSP | 
	
		| Orchis traunsteineri subsp. russowii (Klinge) Soó | Synonym |  | WCSP | 
	
		| Orchis traunsteineri var. serotina Hausskn. | Synonym |  | WCSP | 
	
		| Orchis traunsteinerioides (Pugsley) Pugsley | Synonym |  | WCSP | 
	
		| Orchis × tremezzinae G.Keller [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis triantha Schltr. | Unresolved |  | TRO | 
	
		| Orchis trichocera Brongn. | Synonym |  | WCSP | 
	
		| Orchis tridactylites (Lindl.) Webb & Berthel. | Synonym |  | WCSP | 
	
		| Orchis tridentata Muhl. ex Willd. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis tridentata Scop. | Synonym |  | WCSP | 
	
		| Orchis tridentata var. acuminata (Desf.) Gren. & Godr. | Synonym |  | WCSP | 
	
		| Orchis tridentata f. acuminata (Desf.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis tridentata var. aetnensis (Tineo) Nyman | Synonym |  | WCSP | 
	
		| Orchis tridentata f. alcicornis Landwehr | Synonym |  | WCSP | 
	
		| Orchis tridentata f. brachyloba Waisb. | Synonym |  | WCSP | 
	
		| Orchis tridentata f. chersonesensis Turrill | Synonym |  | WCSP | 
	
		| Orchis tridentata subsp. commutata (Tod.) Nyman | Synonym |  | WCSP | 
	
		| Orchis tridentata var. commutata (Tod.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis tridentata subsp. conica (Willd.) O.Bolòs & Vigo | Synonym |  | WCSP | 
	
		| Orchis tridentata f. grandiflora | Synonym |  | WCSP | 
	
		| Orchis tridentata var. gussonei (Tod.) Nyman | Synonym |  | WCSP | 
	
		| Orchis tridentata var. hanrici (Hénon) Maire & Weiller | Synonym |  | WCSP | 
	
		| Orchis tridentata var. hanrii (Jord.) Sigunov | Synonym |  | WCSP | 
	
		| Orchis tridentata subsp. lactea (Poir.) K.Richt. | Synonym |  | WCSP | 
	
		| Orchis tridentata var. parlatoris (Tineo) Nyman | Synonym |  | WCSP | 
	
		| Orchis tridentata f. sumbilitaris Schur | Synonym |  | WCSP | 
	
		| Orchis tridentata f. tenoreana (Guss.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis tridentata f. unidentata Waisb. | Synonym |  | WCSP | 
	
		| Orchis tridentata var. variegata (All.) Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis tripetaloides L.f. | Synonym |  | WCSP | 
	
		| Orchis triphylla K.Koch | Synonym |  | WCSP | 
	
		| Orchis triphylla (Lindl.) Spreng. | Synonym |  | WCSP | 
	
		| Orchis triplicata Willemet | Synonym |  | WCSP | 
	
		| Orchis troodi (Renz) P.Delforge | Accepted |  | WCSP | 
	
		| Orchis tschiebozi G. Keller | Unresolved |  | TRO | 
	
		| Orchis tschiliensis (Schltr.) Soó | Synonym |  | WCSP | 
	
		| Orchis turcestanica Klinge | Unresolved |  | TRO | 
	
		| Orchis turkestanica (Klinge) Klinge ex B.Fedtsch. | Synonym |  | WCSP | 
	
		| Orchis × uechtritziana Hausskn. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × ugrinskyana Soó | Unresolved |  | WCSP | 
	
		| Orchis × ulehlae Podp. | Synonym |  | WCSP | 
	
		| Orchis × ullmanii P.M.Hall [Invalid] | Synonym |  | WCSP | 
	
		| Orchis umbrosa Kar. & Kir. | Synonym |  | WCSP | 
	
		| Orchis undulata Poir. | Synonym |  | WCSP | 
	
		| Orchis undulatifolia Biv. | Synonym |  | WCSP | 
	
		| Orchis uniflora Roxb. | Synonym |  | WCSP | 
	
		| Orchis uniflora Buch.-Ham. ex D.Don [Invalid] | Synonym |  | WCSP | 
	
		| Orchis unifoliata Schltr. | Synonym |  | WCSP | 
	
		| Orchis untchjii M.Schulze | Synonym |  | WCSP | 
	
		| Orchis urvilleana Steud. | Synonym |  | WCSP | 
	
		| Orchis urvillei Steud. | Unresolved |  | TRO | 
	
		| Orchis ustulata L. | Synonym |  | WCSP | 
	
		| Orchis ustulata var. aestivalis Kümpel | Synonym |  | WCSP | 
	
		| Orchis ustulata subsp. aestivalis (Kümpel) Kümpel & A.C.Mrkvicka | Synonym |  | WCSP | 
	
		| Orchis ustulata var. ecalcarata (Costa & Vayr) Nyman | Synonym |  | WCSP | 
	
		| Orchis ustulata f. elongata Zapal. | Synonym |  | WCSP | 
	
		| Orchis ustulata var. emarginata Zapal. | Synonym |  | WCSP | 
	
		| Orchis ustulata f. emarginata (Zapal.) Soó | Synonym |  | WCSP | 
	
		| Orchis ustulata f. emarginata Zapal. | Synonym |  | WCSP | 
	
		| Orchis ustulata f. grandiflora Gaudin | Synonym |  | WCSP | 
	
		| Orchis ustulata f. integriloba (Sabr.) Soó | Synonym |  | WCSP | 
	
		| Orchis ustulata var. integriloba (Sabr.) Sabr. | Synonym |  | WCSP | 
	
		| Orchis ustulata var. leopoliensis Zapal. | Synonym |  | WCSP | 
	
		| Orchis ustulata f. leopoliensis (Zapal.) Soó | Synonym |  | WCSP | 
	
		| Orchis ustulata var. major Waisb. | Synonym |  | WCSP | 
	
		| Orchis vaginata Sessé & Moc. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × vallesiaca Spiess | Synonym |  | WCSP | 
	
		| Orchis valloni E.G. Camus | Synonym |  | TRO | 
	
		| Orchis × valonii E.G.Camus [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis varia J.F.Gmel. | Synonym |  | WCSP | 
	
		| Orchis × variabilis Hesl.-Harr. | Unresolved |  | WCSP | 
	
		| Orchis variegata All. | Synonym |  | WCSP | 
	
		| Orchis variegata Schrank [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis variegata var. acuminata (Desf.) Boiss. | Synonym |  | WCSP | 
	
		| Orchis ventricosa (Vell.) Steud. | Synonym |  | WCSP | 
	
		| Orchis × venusta T.Stephenson & T.A.Stephenson | Synonym |  | WCSP | 
	
		| Orchis verna Fleury | Synonym |  | WCSP | 
	
		| Orchis vernalis Salisb. | Synonym |  | WCSP | 
	
		| Orchis vestita Cav. ex Lag. & Rodr. | Synonym |  | WCSP | 
	
		| Orchis × vilmsii E.G. Camus | Unresolved |  | TRO | 
	
		| Orchis virens Scop. | Synonym |  | WCSP | 
	
		| Orchis virescens Muhl. ex Willd. | Synonym |  | WCSP | 
	
		| Orchis virescens Zollik. ex Gaud. [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis viride-fusca Albov | Accepted |  | TRO | 
	
		| Orchis × viridella Hesl.-Harr. | Synonym |  | WCSP | 
	
		| Orchis viridiflora Rottler ex Sw. | Synonym |  | WCSP | 
	
		| Orchis viridifusca Albov | Synonym |  | WCSP | 
	
		| Orchis viridis (L.) Crantz | Synonym |  | WCSP | 
	
		| Orchis viridis var. major Tinant | Synonym |  | WCSP | 
	
		| Orchis viridis var. vaillantii Ten. | Synonym |  | WCSP | 
	
		| Orchis vomeracea Burm.f. | Synonym |  | WCSP | 
	
		| Orchis wanjkovii E.Wulff | Synonym |  | WCSP | 
	
		| Orchis wardii W.W.Sm. | Synonym |  | WCSP | 
	
		| Orchis × weddeli K. Richt. | Unresolved |  | TRO | 
	
		| Orchis × weddellii Franch. | Unresolved |  | WCSP | 
	
		| Orchis welwitschii Rchb.f. | Synonym |  | WCSP | 
	
		| Orchis × wildhaberi H.R.Reinhard [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × willingiorum B.Baumann & H.Baumann | Accepted |  | WCSP | 
	
		| Orchis × wilmsii E.G.Camus [Illegitimate] | Synonym |  | WCSP | 
	
		| Orchis wilmsii K.Richt. | Synonym |  | WCSP | 
	
		| Orchis wirtgenii Höppner | Synonym |  | WCSP | 
	
		| Orchis × wulffiana Soó | Accepted |  | WCSP | 
	
		| Orchis yatabei (Maxim. ex Makino) Makino | Synonym |  | WCSP | 
	
		| Orchis yunkiana (Fukuy.) S.S.Ying | Synonym |  | WCSP | 
	
		| Orchis yunnanensis (Soó) Soó | Synonym |  | TRO | 
	
		| Orchis × yvesii Verg. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis zahlensis Boul. [Unplaced] | Unresolved |  | WCSP | 
	
		| Orchis × zollikoferi Stoj. | Synonym |  | WCSP | 
	
		| Orchis zoophora Thuill. | Synonym |  | WCSP |