Panicum hemitomon Schult.
Natural range: Mostly in the southeastern U.S., Texas to New Jersey
Habitat: Wet sites, shores, seasonal ponds, ditches
Florida status: Native
Recognition: Rhizomatous and spreading, able to form large stands. Thin-leaved. Blades flat, the bases subcordate. Inflorescence branches upright and appressed to main axis. Spikelets (2.0)2.4-2.7 mm. Lower glume ½ spikelet length, wrapped around. “Fruit” soft. Compare with P. tenerum which has narrow involute leaves.