| Carex rigida Gooden. [Illegitimate] | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida Tuck. [Illegitimate] | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida Clairv. ex Steud. [Illegitimate] | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida Schrank | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. aggregata Almq. ex Neuman | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. altaica Gorodkov | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. anguillata (Drejer) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. bigelowii (Torr. ex Schwein.) Tuck. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. bracteosa (L.H.Bailey) L.H.Bailey | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. concolor (R.Br.) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. cuspidata (Rosenv.) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. dacica (Heuff.) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. decolorans (Wimm.) K.Richt. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. drejeriana (Lange) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. ensifolia Turcz. ex Gorodkov | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. ensifolia Gorodk. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Carex rigida f. glacialis Fr. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. goodenowii (J.Gay) L.H.Bailey | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. hesperia Piper | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. inferalpina Laest. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. inferalpina (Laest.) Gorodkov | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. inferalpina Gorodk. | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Carex rigida f. infuscata (Drejer) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. intricata (Tineo) Briq. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. intricata (Tineo) Nyman | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. juncea (Fr.) L.H.Bailey | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. juncelliformis Almq. ex Neuman | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. kamtschatica Gorodkov | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. latifolia (Andersson) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. limula (Fr.) K.Richt. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. lutosa (Drejer) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. paradoxa (Drejer) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida f. pudica (Drejer) Kük. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida subsp. rigidioides Gorodkov | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. saxatilis Fr. | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. strictiformis L.H.Bailey | 
		Synonym | 
		  | 
		WCSP | 
	
	
		| Carex rigida var. subconcoloroides (Kelso) Kelso | 
		Synonym | 
		  | 
		WCSP |