Taxa: Elymus elymoides, Elymus elymoides ssp. brevifolius (Elymus elymoides var. brevifolius, Sitanion hystrix var. brevifolium, Elymus longifolius, Sitanion longifolium, Sitanion velutinum), Elymus elymoides ssp. elymoides (Elymus sitanion, Sitanion elymoides, Sitanion hystrix), Elymus elymoides ssp. cal
... (show all)ifornicus, Elymus elymoides ssp. hordeoides