| Ocimum abyssinicum Lam. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum acrocephalum Blume | Synonym |  | WCSP |  | 
	
		| Ocimum acutum Thunb. | Synonym |  | WCSP |  | 
	
		| Ocimum adscendens Willd. | Synonym |  | WCSP |  | 
	
		| Ocimum adscendens Wight ex Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum aegyptiacum Forssk. | Synonym |  | WCSP |  | 
	
		| Ocimum affine Hochst. ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum affine var. bafingensis A.Chev. | Synonym |  | WCSP |  | 
	
		| Ocimum × africanum Lour. | Accepted |  | WCSP |  | 
	
		| Ocimum albostellatum (Verdc.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum album L. | Synonym |  | WCSP |  | 
	
		| Ocimum album Roxb. | Synonym |  | WCSP |  | 
	
		| Ocimum americanum L. | Accepted |  | WCSP |  | 
	
		| Ocimum americanum var. americanum | Synonym |  | TRO |  | 
	
		| Ocimum americanum var. pilosum (Willd.) A.J.Paton | Synonym |  | WCSP |  | 
	
		| Ocimum amicorum A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum andongense Hiern | Synonym |  | WCSP |  | 
	
		| Ocimum angustifolium Benth. | Accepted |  | WCSP |  | 
	
		| Ocimum angustilanceolatum De Wild. | Synonym |  | WCSP |  | 
	
		| Ocimum anisatum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum anisodorum F.Muell. | Synonym |  | WCSP |  | 
	
		| Ocimum anosurum Fenzl [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum arborescens Bojer ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum aristatum Blume | Synonym |  | WCSP |  | 
	
		| Ocimum asperum Roth | Synonym |  | WCSP |  | 
	
		| Ocimum atrovirens Bartl. | Synonym |  | WCSP |  | 
	
		| Ocimum aureoglandulosum Vaniot | Synonym |  | WCSP |  | 
	
		| Ocimum auricula Forssk. ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum balansae Briq. ex Micheli | Synonym |  | WCSP |  | 
	
		| Ocimum barrelieri Roth | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum L. | Accepted |  | WCSP |  | 
	
		| Ocimum basilicum var. album (L.) Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum var. anisatum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum var. basilicum | Synonym |  | TRO |  | 
	
		| Ocimum basilicum var. densiflorum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum var. difforme Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum var. glabratum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum var. majus Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum var. pilosum (Willd.) Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum var. purpurascens Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum basilicum var. thyrsiflorum (L.) Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum bengalense Poir. | Synonym |  | WCSP |  | 
	
		| Ocimum bequaertii De Wild. | Synonym |  | WCSP |  | 
	
		| Ocimum bojeri Benth. [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum brachiatum Blume | Synonym |  | WCSP |  | 
	
		| Ocimum bracteosum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum buchananii Baker | Synonym |  | WCSP |  | 
	
		| Ocimum bullatum Lam. | Synonym |  | WCSP |  | 
	
		| Ocimum burchellianum Benth. | Accepted |  | WCSP |  | 
	
		| Ocimum caillei A.Chev. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum calycosum Hochst. ex Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum cameronii (Baker) R.E.Fr. | Synonym |  | WCSP |  | 
	
		| Ocimum campechianum Mill. | Accepted |  | WCSP |  | 
	
		| Ocimum campestre Rojas Acosta [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum camporum Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum canescens A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum canum Sims | Synonym |  | WCSP |  | 
	
		| Ocimum canum var. integrifolium Engl. | Synonym |  | WCSP |  | 
	
		| Ocimum capitatum Roth | Synonym |  | WCSP |  | 
	
		| Ocimum capitatum Baker [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum capitellatum L.f. | Synonym |  | WCSP |  | 
	
		| Ocimum carnosum (Spreng.) Link & Otto ex Benth. | Accepted |  | WCSP |  | 
	
		| Ocimum caryophyllatum Schweigg. ex Schrank [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum caryophyllatum Roxb. | Synonym |  | WCSP |  | 
	
		| Ocimum caryophyllinum F.Muell. | Synonym |  | WCSP |  | 
	
		| Ocimum centraliafricanum R.E.Fr. | Accepted |  | WCSP |  | 
	
		| Ocimum chevalieri Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum ciliare B.Heyne ex Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum ciliatum Hornem. | Synonym |  | WCSP |  | 
	
		| Ocimum cinereum R.Br. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum cinnamomeum Bojer [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum circinatum A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum × citriodorum Vis. | Synonym |  | WCSP |  | 
	
		| Ocimum citriodorum Vis. | Unresolved |  | TRO |  | 
	
		| Ocimum citrodorum Blanco | Synonym |  | WCSP |  | 
	
		| Ocimum cochleatum Desf. | Synonym |  | WCSP |  | 
	
		| Ocimum coddii (S.D.Williams & K.Balkwill) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum coetsa (Buch.-Ham. ex D.Don) Spreng. | Synonym |  | WCSP |  | 
	
		| Ocimum coloratum Buch.-Ham. ex D.Don [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum coloratum Hochst. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum comigerum Hochst. ex Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum comosum Dammann [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum congestum Spreng. ex Steud. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum cordifolium Buch.-Ham. ex D.Don | Synonym |  | WCSP |  | 
	
		| Ocimum cordifolium Bojer ex Loudon [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum crispum Thunb. | Synonym |  | WCSP |  | 
	
		| Ocimum cristatum Buch.-Ham. & K.D.Koenig ex Roxb. | Synonym |  | WCSP |  | 
	
		| Ocimum cuanzae I.M.Johnst. | Synonym |  | WCSP |  | 
	
		| Ocimum cufodontii (Lanza) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum cyclophyllum (Chiov.) Chiov. | Synonym |  | WCSP |  | 
	
		| Ocimum dalabaense A.Chev. | Synonym |  | WCSP |  | 
	
		| Ocimum dambicola A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum decumbens Gürke | Accepted |  | WCSP |  | 
	
		| Ocimum densiflorum Roth | Synonym |  | WCSP |  | 
	
		| Ocimum dentatum Moench | Synonym |  | WCSP |  | 
	
		| Ocimum depauperatum Vatke | Synonym |  | WCSP |  | 
	
		| Ocimum descampsii Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum dhofarense (Sebald) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum dichotomum Hochst. ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum diffusum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum dimidiatum Schumach. & Thonn. | Synonym |  | WCSP |  | 
	
		| Ocimum dinteri Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum dolomiticola A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum ebracteatum Pohl ex J.A.Schmidt | Synonym |  | WCSP |  | 
	
		| Ocimum ellenbeckii Gürke | Accepted |  | WCSP |  | 
	
		| Ocimum elskensii Robyns & Lebrun | Synonym |  | WCSP |  | 
	
		| Ocimum ericoides (P.A.Duvign. & Plancke) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum exsul Collett & Hemsl. | Synonym |  | WCSP |  | 
	
		| Ocimum falcatum Gand. | Synonym |  | WCSP |  | 
	
		| Ocimum fastigiatum Roth | Synonym |  | WCSP |  | 
	
		| Ocimum febrifugum Lindl. | Synonym |  | WCSP |  | 
	
		| Ocimum filamentosum Forssk. | Accepted |  | WCSP |  | 
	
		| Ocimum filiforme Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum fimbriatum Briq. | Accepted |  | WCSP |  | 
	
		| Ocimum fimbriatum var. angustilanceolatum (De Wild.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum fimbriatum var. bequaertii (De Wild.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum fimbriatum var. ctenodon (Gilli) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum fimbriatum var. fimbriatum | Accepted |  | WCSP |  | 
	
		| Ocimum fimbriatum var. microphyllum (Sebald) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum fischeri Gürke | Accepted |  | WCSP |  | 
	
		| Ocimum fissilabrum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum flaccidum A.Rich. | Synonym |  | WCSP |  | 
	
		| Ocimum flexuosum Blanco [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum fluminense Vell. | Synonym |  | WCSP |  | 
	
		| Ocimum foetidum Banks ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum formigense Reichardt [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum formosum Gürke | Accepted |  | WCSP |  | 
	
		| Ocimum forskolei Benth. | Accepted |  | TRO |  | 
	
		| Ocimum forsskaolii Benth. | Accepted |  | WCSP |  | 
	
		| Ocimum frutescens Mill. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum frutescens L. | Synonym |  | WCSP |  | 
	
		| Ocimum fruticosum (Ryding) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum fruticulosum Burch. | Synonym |  | WCSP |  | 
	
		| Ocimum galpinii Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum glabrifolium De Wild. | Synonym |  | WCSP |  | 
	
		| Ocimum glaucum B.Heyne ex Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum glossophyllum Briq. [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum gracile Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum grandiflorum Blume [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum grandiflorum Lam. | Accepted |  | WCSP |  | 
	
		| Ocimum grandiflorum subsp. densiflorum (A.J.Paton) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum grandiflorum subsp. grandiflorum | Synonym |  | WCSP |  | 
	
		| Ocimum grandiflorum subsp. turkanaense (Sebald) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum gratissimum L. | Accepted |  | WCSP |  | 
	
		| Ocimum gratissimum Forssk. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum gratissimum subsp. gratissimum | Synonym |  | WCSP |  | 
	
		| Ocimum gratissimum var. gratissimum | Synonym |  | TRO |  | 
	
		| Ocimum gratissimum var. hildebrandtii Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum gratissimum var. mascarenarum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum gratissimum var. suave (Willd.) Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum gratissimum var. subdentatum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum graveolens Larrañaga [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum × graveolens A.Br. | Synonym |  | WCSP |  | 
	
		| Ocimum guatemalense Gand. | Synonym |  | WCSP |  | 
	
		| Ocimum guineense Schumach. & Thonn. | Synonym |  | WCSP |  | 
	
		| Ocimum hadiense Forssk. | Synonym |  | WCSP |  | 
	
		| Ocimum hanningtonii Baker | Synonym |  | WCSP |  | 
	
		| Ocimum hararense Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum hassleri Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum hassleri var. acutatum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum hassleri var. obtusifolium Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum heckmannianum Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum helianthemifolium Hochst. | Synonym |  | WCSP |  | 
	
		| Ocimum heptodon P.Beauv. | Synonym |  | WCSP |  | 
	
		| Ocimum hians Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum hians var. macrocaulon Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum hians var. microphyllum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum hildebrandtii (Vatke) Briq. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum hildebrandtii Vatke | Synonym |  | WCSP |  | 
	
		| Ocimum hirsutissimum (P.A.Duvign.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum hirsutum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum hispidulum Schumach. & Thonn. | Synonym |  | WCSP |  | 
	
		| Ocimum hispidum Lam. | Synonym |  | WCSP |  | 
	
		| Ocimum hockii (De Wild.) Robyns & Lebrun | Synonym |  | WCSP |  | 
	
		| Ocimum holosericeum J.F.Gmel. | Synonym |  | WCSP |  | 
	
		| Ocimum homblei De Wild. | Synonym |  | WCSP |  | 
	
		| Ocimum huillense Hiern | Synonym |  | WCSP |  | 
	
		| Ocimum incanescens Mart. | Synonym |  | WCSP |  | 
	
		| Ocimum indicum Roth | Synonym |  | WCSP |  | 
	
		| Ocimum inflexum Thunb. | Synonym |  | WCSP |  | 
	
		| Ocimum inodorum Burm.f. | Synonym |  | WCSP |  | 
	
		| Ocimum integerrimum Willd. | Synonym |  | WCSP |  | 
	
		| Ocimum iringoense Ayob. | Unresolved |  | TRO |  | 
	
		| Ocimum irvinei J.K.Morton | Accepted |  | WCSP |  | 
	
		| Ocimum jamesii Sebald | Accepted |  | WCSP |  | 
	
		| Ocimum johnstonii Baker | Synonym |  | WCSP |  | 
	
		| Ocimum kapiriense De Wild. | Synonym |  | WCSP |  | 
	
		| Ocimum katangense Robyns & Lebrun | Synonym |  | WCSP |  | 
	
		| Ocimum kelleri Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum kenyense Ayob. ex A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum kilimandscharicum Gürke | Accepted |  | WCSP |  | 
	
		| Ocimum knyanum Vatke | Synonym |  | WCSP |  | 
	
		| Ocimum knyanum var. astephanum Baker | Synonym |  | WCSP |  | 
	
		| Ocimum konianense A.Chev. | Synonym |  | WCSP |  | 
	
		| Ocimum kunene Aysb. | Unresolved |  | TRO |  | 
	
		| Ocimum labiatum (N.E.Br.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum lamiifolium Hochst. ex Benth. | Accepted |  | WCSP |  | 
	
		| Ocimum lanceolatum Schumach. & Thonn. | Synonym |  | WCSP |  | 
	
		| Ocimum laxiflorum Baker | Synonym |  | WCSP |  | 
	
		| Ocimum laxum Vahl ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum linearifolium Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum longistylum Hochst. ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum macrostachyum Poir. | Synonym |  | WCSP |  | 
	
		| Ocimum madagascariense Pers. | Synonym |  | WCSP |  | 
	
		| Ocimum madagascariensis Pers. | Synonym |  | TRO |  | 
	
		| Ocimum majus Garsault [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum masaiense Ayob. ex A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum maypurense Roth | Synonym |  | WCSP |  | 
	
		| Ocimum mearnsii (Ayob. ex Sebald) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum medium Mill. | Synonym |  | WCSP |  | 
	
		| Ocimum membranaceum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum menthifolium Hochst. ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum menthoides B.Heyne ex Roth | Synonym |  | WCSP |  | 
	
		| Ocimum menthoides L. | Synonym |  | WCSP |  | 
	
		| Ocimum menyhartii Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum metallorum (P.A.Duvign.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum micranthum Willd. | Synonym |  | WCSP |  | 
	
		| Ocimum mildbraedii Perkins | Synonym |  | WCSP |  | 
	
		| Ocimum minimum L. | Accepted |  | WCSP |  | 
	
		| Ocimum minus Garsault [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum minutiflorum (Sebald) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum mitwabense (Ayob.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum modestum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum molle Aiton | Synonym |  | WCSP |  | 
	
		| Ocimum mollissimum Wall. ex Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum monachorum L. | Synonym |  | WCSP |  | 
	
		| Ocimum monadelphum R.Br. ex Roth | Synonym |  | WCSP |  | 
	
		| Ocimum monocotyloides (Plancke ex Ayob.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum monostachyum P.Beauv. | Synonym |  | WCSP |  | 
	
		| Ocimum montanum Hook. | Synonym |  | WCSP |  | 
	
		| Ocimum montevideanum Larrañaga | Synonym |  | WCSP |  | 
	
		| Ocimum moschatum Salisb. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum motjaneanum McCallum & K.Balkwill | Accepted |  | WCSP |  | 
	
		| Ocimum nakurense Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum natalense Ayob. ex A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum neumannii Gürke ex Engl. | Synonym |  | WCSP |  | 
	
		| Ocimum neurophyllum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum nigrum Thouars ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum nudicaule Benth. | Accepted |  | WCSP |  | 
	
		| Ocimum nummularia (S.Moore) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum nutans J.Koenig ex Rottb. [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum obovatum E.Mey. ex Benth. | Accepted |  | WCSP |  | 
	
		| Ocimum obovatum subsp. cordatum (A.J.Paton) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum obovatum subsp. crystallinum (A.J.Paton) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum obovatum var. galpinii (Gürke) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum obovatum subsp. obovatum | Synonym |  | WCSP |  | 
	
		| Ocimum obtusifolium E.Mey. | Synonym |  | WCSP |  | 
	
		| Ocimum obtusifolium E. Mey. ex Benth. | Synonym |  | TRO |  | 
	
		| Ocimum odontopetalum C.H.Wright | Synonym |  | WCSP |  | 
	
		| Ocimum odontosepalum S.Moore | Synonym |  | WCSP |  | 
	
		| Ocimum odorum Salisb. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum ovatum Benth. | Accepted |  | WCSP |  | 
	
		| Ocimum paludosum (Baker) Roberty | Synonym |  | WCSP |  | 
	
		| Ocimum paniculatum Bojer [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum paniculatum Pers. | Synonym |  | WCSP |  | 
	
		| Ocimum peltatum Schweigg. ex Schrank | Synonym |  | WCSP |  | 
	
		| Ocimum petiolare Lam. | Synonym |  | WCSP |  | 
	
		| Ocimum × petitianum A.Rich. | Synonym |  | WCSP |  | 
	
		| Ocimum peulhorum A.Chev. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum piliferum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum × pilosum Willd. | Synonym |  | WCSP |  | 
	
		| Ocimum plectranthus J.F.Gmel. | Synonym |  | WCSP |  | 
	
		| Ocimum poggeanum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum polycladum Link | Synonym |  | WCSP |  | 
	
		| Ocimum polycladum Briq. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum polystachyon L. | Synonym |  | WCSP |  | 
	
		| Ocimum procurrens Epling | Synonym |  | WCSP |  | 
	
		| Ocimum prostratum L. | Synonym |  | WCSP |  | 
	
		| Ocimum pseudoserratum (M.R.Ashby) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum pubescens Bojer ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum pumilum Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum punctatum L.f. | Synonym |  | WCSP |  | 
	
		| Ocimum punctatum Thunb. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum punctatum Baker [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum punctulatum J.F.Gmel. | Synonym |  | WCSP |  | 
	
		| Ocimum purpurascens L. ex B.D.Jacks. | Unresolved |  | TRO |  | 
	
		| Ocimum pyramidatum (A.J.Paton) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum racemosum Thunb. | Synonym |  | WCSP |  | 
	
		| Ocimum randii S.Moore | Synonym |  | WCSP |  | 
	
		| Ocimum rariflorum Hochst. | Synonym |  | WCSP |  | 
	
		| Ocimum rautanenii Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum reclinatum (S.D.Williams & M.Balkwill) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum reflexum Ehrenb. ex Schweinf. | Synonym |  | WCSP |  | 
	
		| Ocimum rigidum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum ringoetii De Wild. | Synonym |  | WCSP |  | 
	
		| Ocimum robustum B.Heyne ex Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum roseoviolaceum Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum rothii Baker | Synonym |  | WCSP |  | 
	
		| Ocimum rotundifolium Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum rubicundum Buch.-Ham. ex D.Don | Synonym |  | WCSP |  | 
	
		| Ocimum rubrocostatum Robyns & Lebrun | Synonym |  | WCSP |  | 
	
		| Ocimum rugosum Thunb. [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum salinum Molina | Synonym |  | WCSP |  | 
	
		| Ocimum salvioides B.Heyne ex Roth | Synonym |  | WCSP |  | 
	
		| Ocimum sanctum L. | Synonym |  | WCSP |  | 
	
		| Ocimum sanctum var. angustifolium Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum sanctum var. cubensis Gomes | Synonym |  | WCSP |  | 
	
		| Ocimum sanctum var. hirsutum (Benth.) Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum sanum Sims | Unresolved |  | TRO |  | 
	
		| Ocimum sassandrae A.Chev. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum scabrum Wight ex Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum scabrum Thunb. | Synonym |  | WCSP |  | 
	
		| Ocimum schweinfurthii Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum scoparium Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum scutellarioides L. | Synonym |  | WCSP |  | 
	
		| Ocimum scutellarioides Willd. ex Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum selloi Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum selloi var. angustifolium Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum selloi var. tweedieanum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum sericeum Medik. | Synonym |  | WCSP |  | 
	
		| Ocimum serpyllifolium Forssk. | Accepted |  | WCSP |  | 
	
		| Ocimum serpyllifolium var. glabrior Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum serratum (Schltr.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum sideritidis J.Koenig ex Rottb. [Unplaced] | Unresolved |  | WCSP |  | 
	
		| Ocimum simile N.E.Br. | Synonym |  | WCSP |  | 
	
		| Ocimum simulans Chiov. | Synonym |  | WCSP |  | 
	
		| Ocimum siphonanthum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum somaliense Briq. | Accepted |  | WCSP |  | 
	
		| Ocimum spectabile (Gürke) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum spicatum Deflers | Accepted |  | WCSP |  | 
	
		| Ocimum stamineum Sims | Synonym |  | WCSP |  | 
	
		| Ocimum staminosum Baker | Synonym |  | WCSP |  | 
	
		| Ocimum stenoglossum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum stirbeyi Volkens & Schweinf. | Synonym |  | WCSP |  | 
	
		| Ocimum striatum Hochst. | Synonym |  | WCSP |  | 
	
		| Ocimum stuhlmannii Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum suave Willd. | Synonym |  | WCSP |  | 
	
		| Ocimum suave var. distantidens Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum subserratum B.Heyne ex Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum suffrutescens Schumach. | Synonym |  | WCSP |  | 
	
		| Ocimum superbum Buscal. & Muschl. | Synonym |  | WCSP |  | 
	
		| Ocimum sylvaticum Thonn. | Synonym |  | WCSP |  | 
	
		| Ocimum tashiroi Hayata | Synonym |  | WCSP |  | 
	
		| Ocimum tenellum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum tenellum var. glabrellum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum tenellum var. pilosum Briq. | Synonym |  | WCSP |  | 
	
		| Ocimum tenuiflorum L. | Accepted |  | WCSP |  | 
	
		| Ocimum tenuiflorum Burm. f. | Unresolved |  | TRO |  | 
	
		| Ocimum tenuiflorum var. anisodorum (F.Muell.) Domin | Synonym |  | WCSP |  | 
	
		| Ocimum tenuiflorum f. villicaulis Domin | Synonym |  | WCSP |  | 
	
		| Ocimum tereticaule Poir. | Synonym |  | WCSP |  | 
	
		| Ocimum ternifolium Spreng. | Synonym |  | WCSP |  | 
	
		| Ocimum teucriifolium Hochst. | Synonym |  | WCSP |  | 
	
		| Ocimum thoningii Thonn. | Unresolved |  | TRO |  | 
	
		| Ocimum thonningii Schumach. & Thonn. | Synonym |  | WCSP |  | 
	
		| Ocimum thymiflorum Roth | Synonym |  | WCSP |  | 
	
		| Ocimum thymoides Baker | Synonym |  | WCSP |  | 
	
		| Ocimum thyrsiflorum L. | Synonym |  | WCSP |  | 
	
		| Ocimum tomentosum Lam. | Synonym |  | WCSP |  | 
	
		| Ocimum tomentosum Oliv. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum tomentosum var. grandifolium Chiov. | Synonym |  | WCSP |  | 
	
		| Ocimum tortuosum Baker | Synonym |  | WCSP |  | 
	
		| Ocimum transamazonicum C.Pereira | Accepted |  | WCSP |  | 
	
		| Ocimum trichodon Baker ex Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum triste Roth | Synonym |  | WCSP |  | 
	
		| Ocimum tuberosum Roxb. | Synonym |  | WCSP |  | 
	
		| Ocimum tuberosum De Wild. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum tuberosum (Hiern) Baker [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum tubiforme (R.D.Good) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum tweedieanum Benth. | Synonym |  | WCSP |  | 
	
		| Ocimum urticifolium Benth. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum urticifolium Roth | Synonym |  | WCSP |  | 
	
		| Ocimum urticifolium subsp. caryophyllatum Codd | Synonym |  | WCSP |  | 
	
		| Ocimum urundense Robyns & Lebrun | Accepted |  | WCSP |  | 
	
		| Ocimum usaramense Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum vaalae Forssk. | Synonym |  | WCSP |  | 
	
		| Ocimum vandenbrandei (P.A.Duvign. & Plancke ex Ayob.) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum vanderystii (De Wild.) A.W.Hill | Accepted |  | WCSP |  | 
	
		| Ocimum verticillatum B.Heyne ex Hook.f. | Synonym |  | WCSP |  | 
	
		| Ocimum verticillatum L.f. | Synonym |  | WCSP |  | 
	
		| Ocimum verticillifolium Baker | Accepted |  | WCSP |  | 
	
		| Ocimum vihpyense A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum villosum Forssk. | Synonym |  | WCSP |  | 
	
		| Ocimum villosum Roxb. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum villosum Weinm. [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum virgatum Thunb. | Synonym |  | WCSP |  | 
	
		| Ocimum virgatum Buch.-Ham. ex D.Don [Illegitimate] | Synonym |  | WCSP |  | 
	
		| Ocimum viride Willd. | Synonym |  | WCSP |  | 
	
		| Ocimum viridiflorum Roth | Synonym |  | WCSP |  | 
	
		| Ocimum viscosum Roth | Synonym |  | WCSP |  | 
	
		| Ocimum waterbergense (S.D.Williams & K.Balkwill) A.J.Paton | Accepted |  | WCSP |  | 
	
		| Ocimum wilmsii Gürke | Synonym |  | WCSP |  | 
	
		| Ocimum zatarhendi Forssk. [Invalid] | Synonym |  | WCSP |  | 
	
		| Ocimum zeylanicum Medik. | Synonym |  | WCSP |  |