Gahnia R.J.Forst. & G.Forst.

Leaves with a ligule. Lower flower abortive or male Gahnia
Spikelets with 1 or 2 flowers; an apparently terminal bisexual flower (very rarely with an imperfect one below it). Inflorescence erect or narrowly spreading
Spikelets with 3 flowers; an apparently terminal bisexual one with a fertile and a male flower below it