Setaria parviflora (Poir.) Kerguélen

Natural range:  U.S. to Mesoamerica, Caribbean

Habitat:  Weedy, usually in moist sites

Florida status:   Native?

Recognition:  Panicle < 8 cm long; bristles numerous.  Spikelets < 2.3 (2.8) mm long.  Panicle < 8 cm long

Setaria pumila is similar but has spikelets about 3 mm long, and often has panicles exceeding 8 cm long.