| Epithelantha bokei L.D.Benson | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha densispina Bravo | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha greggii (Engelm.) Orcutt | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris (Engelm.) F.A.C.Weber ex Britton & Rose | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris var. bokei (Benson) Glass & R.A.Foster | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris subsp. bokei (L.D.Benson) U.Guzmán | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris var. densispina (Bavo) Backeb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris var. elongata Backeb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris f. elongata (Backeb.) Bravo | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris var. greggii (Bavo) Borg | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris subsp. greggii (Engelm.) N.P.Taylor | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris subsp. micromeris  | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Epithelantha micromeris var. pachyrhiza W.T.Marshall | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris subsp. pachyrhiza (W.T.Marshall) N.P.Taylor | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris var. polycephala (Backeb.) Glass & R.A.Foster | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris subsp. polycephala (Backeb.) Glass | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris var. rufispina (Bavo) Backeb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris var. unguispina (Boed.) Backeb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha micromeris subsp. unguispina (Boed.) N.P.Taylor | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha pachyrhiza (W.T.Marshall) Backeb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha pachyrhiza var. elongata Backeb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha petri Halda & Horácek | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha polycephala Backeb. | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha rufispina Bravo | 
		Synonym | 
		  | 
		WCSP (in review) | 
	
	
		| Epithelantha spinosior C.Schmoll | 
		Synonym | 
		  | 
		WCSP (in review) |