Cenchrus L.

10 species in Aust. (4 native, 6 naturalized); all states and territories except Tas.

Spikelets with 1 terminal bisexual floret and a male or reduced lemma below it, usually in clusters of 2–8 surrounded by a “burr” of rigid spikes or bristles which fall with the spikelet, disarticulating above the glumes (Fig. 49h). Lower lemma similar to the glumes. Inflorescence a spike-like panicle. Ligule of fine hairs.