Taxa: Tetraneuris acaulis (Hymenoxys acaulis), Tetraneuris acaulis var. arizonica (Actinea acaulis var. arizonica, Hymenoxys acaulis var. arizonica, Hymenoxys acaulis var. nana, Tetraneuris acaulis var. nana, Tetraneuris arizonica), Tetraneuris acaulis var. caespitosa (Hymenoxys acaulis var. caespitosa, H
... (show all)ymenoxys acaulis var. lanata, Tetraneuris brevifolia), Tetraneuris acaulis var. acaulis (Actinea acaulis, Actinella acaulis, Tetraneuris simplex, Actinea acaulis var. simplex, Hymenoxys acaulis var. acaulis), Tetraneuris acaulis var. epunctata (Hymenoxys acaulis var. epunctata, Tetraneuris epunctata, Tetraneuris crandallii)