Taxa: Aristida purpurea, Aristida purpurea var. longiseta, Aristida purpurea var. fendleriana, Aristida purpurea var. nealleyi, Aristida purpurea var. parishii, Aristida purpurea var. perplexa, Aristida purpurea var. purpurea, Aristida purpurea var. wrightii, Aristida purpurea f. brownii, Aristida purpure
... (show all)a f. wrightii