| Avena sativa L. | 
		Accepted | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. abyssinica (Hochst.) Körn. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. abyssinica Engl. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. barbata (Pott ex Link) Fiori | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. biaristata Hack. ex Trab. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. biaristata Alef. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. brachytricha (Thell.) Tzvelev | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. braunii Körn. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. brevis (Roth) Fiori | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. byzantina (K.Koch) Romero Zarco | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. chinensis (Fisch. ex Roem. & Schult.) Holub | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. chinensis Döll | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. chinensis Vilm. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. cinerea Körn. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. cinerea (Körn.) Vascon. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa subsp. contracta (Neilr.) Celak. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. contracta Neilr. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. diffusa Neilr. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa subsp. fatua (L.) Fiori | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. fatua (L.) Fiori | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. fatua (L.) Thell. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. flavescens (Peterm.) Soó | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. fuscoatra (Peterm.) Soó | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. glaberrima (Thell.) Maire & Weiller | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. glaberrima (Thell.) Parodi | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. hildebrandtii Körn. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. hispanica (Ard.) Steud. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. kazanensis Vavilov | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. leiantha (Malzev) E. Morren | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. ludoviciana (Durieu) Fiori | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. macrantha (Hack.) Rocha Afonso | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. macrantha Hack. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. macrathera (Thell.) Parodi | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. macrotricha (Malzev) Tzvelev | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. macrotricha (Malzev) E. Morren | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. microtricha (Malzev) Tzvelev | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. nigra E.Krause | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. nodipilosa (Malzev) Vasc. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. nuda (L.) Gillet & Magne | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. nuda (L.) Körn. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. orientalis (Schreb.) Asch. & Graebn. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. orientalis (Schreb.) Alef. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. pilifera (Malzev) Tzvelev | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. pilosa (Koeler) Tab.Morais | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. praegravis (E.L.Krause) Tab.Morais | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. praegravis (E.L.Krause) Cif. & Giacom. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. praegravis E.Krause | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. praegravis (Krause) Mordv. | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. sativa  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. schimperi Körn. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. secunda Alph.Wood | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. sericea Hook.f. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. setulosa (Thell.) Parodi | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa subsp. sterilis (L.) De Wet | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. sterilis (L.) Fiori | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. strigosa (Schreb.) Bonnier & Layens | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. subpilosa (Thell.) E. Morren | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. subuniflora (Trab.) Tzvelev | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. subuniflora (Thell.) Thell. | 
		Accepted | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. subuniflora (Trab.) Maire & Weiller | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Avena sativa var. trichophylla (K.Koch) Griseb. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Avena sativa var. volgensis Vavilov | 
		Synonym | 
		  | 
		WCSP | 
		 |