Aristida L.
Column absent
Lemma not longer than glumes
Lemma tuberculate 6–11 mm long. Panicle spike-like, branches appressed, to 15 cm long. Fl. all year Aristida enchinata
Lemma smooth or scabrous on margins, 7–12 mm long. Panicle ± open, branches loosely appressed, to 30 cm long. Widespread. Fl. all year Aristida personata