Magnoliophyta
Liliopsida
Poaceae
Sporobolus
Sporobolus caroli
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