| Mascagnia pringlei Nied. | Accepted |  | TRO | 
	
		| Mascagnia aequatorialis W.R.Anderson & C.Davis | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia affinis W.R.Anderson & C.Davis | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia allopterys (Moris) W.R.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia almedae W.R.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia amazonica Nied. | Synonym |  | TRO | 
	
		| Mascagnia ambigua Griseb. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia ambigua f. paraguayensis Nied. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia americana Bertero ex DC. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia anderssonii W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia anisopetala (A.Juss.) Griseb. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia anisopetala var. macrodisca (Triana & Planch.) Kosterm. | Synonym |  | TRO | 
	
		| Mascagnia aptera W.R.Anderson | Accepted |  | WCSP (in review) | 
	
		| Mascagnia arenicola C.E.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia argentea Griseb. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia australis C.E. Anderson | Accepted |  | TRO | 
	
		| Mascagnia barclayana Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia benthamiana (Griseb.) W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia bierosa (Moric. ex A.Juss.) W.R.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia biglandulosa Griseb. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia boliviana C.E.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia bracteosa Griseb. | Synonym |  | TRO | 
	
		| Mascagnia brevifolia Griseb. | Accepted |  | TRO | 
	
		| Mascagnia brevifolia var. paniculata Nied. | Synonym |  | TRO | 
	
		| Mascagnia brittonii Small | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia buchii Urb. & Nied. | Synonym |  | TRO | 
	
		| Mascagnia bunchosioides Griseb. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia cana Small | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia castanea (Cuatrec.) W.R.Anderson | Synonym |  | WCSP (in review) | 
	
		| Mascagnia cericans Nied. | Unresolved |  | TRO | 
	
		| Mascagnia chasei W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia chlorocarpa (A.Juss.) Griseb. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia chlorocarpa var. cristata Nied. | Synonym |  | TRO | 
	
		| Mascagnia complicata (Kunth) Nied. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia concinna C.V. Morton | Synonym |  | TRO | 
	
		| Mascagnia conformis W.A. Anderson | Accepted |  | TRO | 
	
		| Mascagnia cordifolia (A. Juss.) Griseb. | Accepted |  | TRO | 
	
		| Mascagnia cordifolia var. peruviana J.F. Macbr. | Synonym |  | TRO | 
	
		| Mascagnia coriacea Griseb. | Synonym |  | TRO | 
	
		| Mascagnia cynanchifolia Griseb. | Accepted |  | WCSP (in review) | 
	
		| Mascagnia dipholiphylla (Small) Bullock | Accepted |  | TRO | 
	
		| Mascagnia discolor W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia dissimilis C.V.Morton & Moldenke | Accepted |  | WCSP (in review) | 
	
		| Mascagnia divaricata (Kunth) Nied. | Accepted |  | WCSP (in review) | 
	
		| Mascagnia doniana Griseb. | Synonym |  | TRO | 
	
		| Mascagnia dukei Cuatrec. & Croat | Accepted |  | TRO | 
	
		| Mascagnia dumetorum Griseb. | Synonym |  | TRO | 
	
		| Mascagnia dumetorum C.V. Morton | Synonym |  | TRO | 
	
		| Mascagnia eggersiana (Nied.) W.R.Anderson | Accepted |  | WCSP (in review) | 
	
		| Mascagnia elegans (A.Juss.) Griseb. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia excelsa Standl. & Steyerm. | Synonym |  | TRO | 
	
		| Mascagnia exotropica Griseb. | Synonym |  | TRO | 
	
		| Mascagnia filipes J.F. Macbr. | Synonym |  | TRO | 
	
		| Mascagnia fluminensis (Griseb.) Griseb. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia glabrata W.R.Anderson & C.Davis | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia glandulifera Cuatrec. | Accepted |  | WCSP (in review) | 
	
		| Mascagnia gonania Small | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia gouania Small | Accepted |  | TRO | 
	
		| Mascagnia guianensis W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia haenkeana W.R. Anderson | Accepted |  | TRO | 
	
		| Mascagnia heterocarpa W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia hippocrateoides (Triana & Planch.) Nied. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia hippocrateoides var. platyrachis (Triana & Planch.) Nied. | Synonym |  | TRO | 
	
		| Mascagnia hiraea (Gaertn.) Fawc. & Rendle | Synonym |  | WCSP (in review) | 
	
		| Mascagnia hirsuta Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia hondensis C.V. Morton | Synonym |  | TRO | 
	
		| Mascagnia ixiamensis Rusby | Synonym |  | WCSP (in review) | 
	
		| Mascagnia jamaicensis Urb. & Nied. | Synonym |  | TRO | 
	
		| Mascagnia lanata Skottsb. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia lasiandra (A. Juss.) Nied. | Synonym |  | TRO | 
	
		| Mascagnia lehmanniana Nied. | Synonym |  | TRO | 
	
		| Mascagnia leonii W.R.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia leticiana W.R. Anderson | Accepted |  | TRO | 
	
		| Mascagnia leucanthele Griseb. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia liesneri W.R.Anderson | Synonym |  | WCSP (in review) | 
	
		| Mascagnia lilacina (S. Watson) Nied. | Accepted |  | TRO | 
	
		| Mascagnia loretensis MORTON | Accepted |  | TRO | 
	
		| Mascagnia lugoi W.R. Anderson | Accepted |  | TRO | 
	
		| Mascagnia macradena (DC.) Nied. | Accepted |  | WCSP (in review) | 
	
		| Mascagnia macrobracteata Lundell | Synonym |  | TRO | 
	
		| Mascagnia macrodisca (Triana & Planch) Nied. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia macrodisca f. angustifolia Cuatrec. | Synonym |  | TRO | 
	
		| Mascagnia macrophylla Rusby | Synonym |  | TRO | 
	
		| Mascagnia macroptera (Moc. & Sessé ex DC.) Nied. | Accepted |  | TRO | 
	
		| Mascagnia malmeana Skottsb. | Synonym |  | TRO | 
	
		| Mascagnia malpighioides (Turcz.) C.V. Morton | Synonym |  | TRO | 
	
		| Mascagnia mater-dei Cuatrec. | Synonym |  | TRO | 
	
		| Mascagnia mesoamericana W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia metallicolor Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia mexicana Nied. | Synonym |  | TRO | 
	
		| Mascagnia microcarpa (Sandwith) W.R. Anderson | Accepted |  | TRO | 
	
		| Mascagnia mirabilis W.R. Anderson | Accepted |  | TRO | 
	
		| Mascagnia multiglandulosa Nied. | Synonym |  | TRO | 
	
		| Mascagnia multiglandulosa var. surinamensis Kosterm. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia nervosa Nied. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia nicaraguensis (Griseb.) Nied. | Synonym |  | TRO | 
	
		| Mascagnia nicaraguensis var. mexicana Nied. | Synonym |  | TRO | 
	
		| Mascagnia nitens (S. Moore) Nied. | Synonym |  | TRO | 
	
		| Mascagnia nitida (Kunth) Nied. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia nobilis C.V. Morton | Synonym |  | TRO | 
	
		| Mascagnia oblongifolia (DC.) Nied. | Synonym |  | TRO | 
	
		| Mascagnia ovatifolia (Kunth) Griseb. | Accepted |  | WCSP (in review) | 
	
		| Mascagnia ovatifolia f. cordata Nied. | Synonym |  | TRO | 
	
		| Mascagnia pachyptera Rusby | Synonym |  | TRO | 
	
		| Mascagnia paludicola W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia paraguayensis Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia parnahybensis Glaz. | Synonym |  | TRO | 
	
		| Mascagnia parvifolia (A. Juss.) Nied. | Accepted |  | TRO | 
	
		| Mascagnia pauciflora (G. Mey.) Cuatrec. | Synonym |  | TRO | 
	
		| Mascagnia peruviana Cuatrec. | Accepted |  | TRO | 
	
		| Mascagnia pittieri C.V.Morton | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia platyrachis (Triana & Planch.) Cuatrec. | Synonym |  | TRO | 
	
		| Mascagnia poeppigiana (A.Juss.) W.R.Anderson | Synonym |  | WCSP (in review) | 
	
		| Mascagnia polyadenia Huber | Unresolved |  | TRO | 
	
		| Mascagnia polybotrya Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia polycarpa Brandegee | Accepted |  | TRO | 
	
		| Mascagnia prunifolia Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia psilophylla (A. Juss.) Griseb. | Synonym |  | TRO | 
	
		| Mascagnia psilophylla var. antifebrilis (Griseb.) Nied. | Synonym |  | TRO | 
	
		| Mascagnia psilophylla f. peruviana Nied. | Synonym |  | TRO | 
	
		| Mascagnia pubiflora (A. Juss.) Griseb. | Accepted |  | TRO | 
	
		| Mascagnia pubiflora var. grandifolia Nied. | Synonym |  | TRO | 
	
		| Mascagnia pulcherrima (Chodat) Skottsb. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia renidens (A. Juss.) W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia riedeliana (Regel) W.R. Anderson | Synonym |  | TRO | 
	
		| Mascagnia rigida (A. Juss.) Griseb. | Synonym |  | TRO | 
	
		| Mascagnia rigida subsp. coriacea (Griseb.) Nied. | Synonym |  | TRO | 
	
		| Mascagnia riparia C.E.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia rivularis C.V. Morton & Standl. | Accepted |  | TRO | 
	
		| Mascagnia rubra Griseb. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia rupicola Brandegee | Synonym |  | TRO | 
	
		| Mascagnia salicifolia Griseb. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia schizoptera (Turcz.) Cuatrec. | Synonym |  | TRO | 
	
		| Mascagnia schunkei W.R.Anderson | Accepted |  | WCSP (in review) | 
	
		| Mascagnia seleriana Loes. | Accepted |  | TRO | 
	
		| Mascagnia seleroriana Loes. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia sepium (A.Juss.) Griseb. | Accepted |  | WCSP (in review) | 
	
		| Mascagnia sepium var. velutina Griseb. | Synonym |  | TRO | 
	
		| Mascagnia septentrionalis (A. Juss.) Nied. | Synonym |  | TRO | 
	
		| Mascagnia sericans Nied. | Synonym |  | TRO | 
	
		| Mascagnia sericans subsp. buricana Cuatrec. & Croat | Synonym |  | TRO | 
	
		| Mascagnia sericea Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia simsiana Griseb. [Illegitimate] | Synonym |  | WCSP (in review) | 
	
		| Mascagnia sinemariensis (Aubl.) Griseb. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia spicigera Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia spruceana Nied. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia stannea (Griseb.) Nied. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia strigulosa (Rusby) Nied. | Accepted |  | TRO | 
	
		| Mascagnia subsericea Cuatrec. | Synonym |  | TRO | 
	
		| Mascagnia surinamensis (Kosterm.) W.R.Anderson | Synonym |  | WCSP (in review) | 
	
		| Mascagnia tenuifolia Nied. | Synonym |  | TRO | 
	
		| Mascagnia tenuifolia var. amazonica Nied. | Synonym |  | TRO | 
	
		| Mascagnia tenuifolia var. eggersiana Nied. | Synonym |  | WCSP (in review) | 
	
		| Mascagnia tenuis Cuatrec. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia thaumatoneura Pilg. | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia tomentosa C.E.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia tucuruensis C.E.Anderson | Unresolved |  | WCSP (in review) | 
	
		| Mascagnia vacciniifolia Nied. | Accepted |  | TRO | 
	
		| Mascagnia vacciniifolia var. hispidula Nied. | Synonym |  | TRO | 
	
		| Mascagnia velutina C.E.Anderson | Accepted |  | WCSP (in review) | 
	
		| Mascagnia violacea (Triana & Planch.) Nied. | Accepted |  | TRO | 
	
		| Mascagnia volubilis (Sims) Nied. | Synonym |  | WCSP (in review) |