Sporobolus R.Br. >

Spikelets 1–2 mm long, dull green-grey, crowded in narrow spike-like panicles, awnless Sporobolus
consider the other alternative
Panicle very open, lowest branches of inflorescence whorled. Spikelets 1–2 mm long. Upper glume half the spikelet length. Palea entire. Anther 3. Seed c. 0.7 mm long. Erect, annual herb to 75 cm high. Moist areas, grassland. Fl. all year Sporobolus caroli