| Eriophorum angustifolium Honck. | 
		Accepted | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium subsp. angustifolium  | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. angustifolium  | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Eriophorum angustifolium var. brevifolium Torr. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. coloratum Hultén | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. congestum Mert. & W.D.J.Koch | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. elatius Mert. & W.D.J.Koch | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. giganteum Hultén | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. gracile Nyman | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium subsp. komarovii (V.N.Vassil.) Vorosch. | 
		Accepted | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. laxum Mert. & W.D.J.Koch | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. megastachyon Nutt. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium subsp. minus (Dalla Torre) Holub | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium var. minus Bellynck | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium f. rubrovaginatum Raymond | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium subsp. scabriusculum Hultén | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium f. scammanianum Raymond | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium subsp. subarcticum (V.N.Vassil.) Hultén ex Kartesz & Gandhi | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium subsp. subarcticum (V.N. Vassil.) Hultén | 
		Synonym | 
		  | 
		TRO | 
		 | 
	
	
		| Eriophorum angustifolium var. triste T.C.E.Fr. | 
		Synonym | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium subsp. triste (T.C.E.Fr.) Hultén | 
		Accepted | 
		  | 
		WCSP | 
		 | 
	
	
		| Eriophorum angustifolium f. uniceps Th.Fr. | 
		Synonym | 
		  | 
		WCSP | 
		 |