Echinochloa paludigena Wiegand

Natural range: Nearly endemic to peninsular Florida

Habitat: Swamps, shores, and similar wet sites

Florida status: Native, nearly endemic to Florida, widespread in peninsular Florida, some reported beyond Florida

Recognition: Annual to 5' tall. Lower floret staminate (not sterile) (presence of anthers in lower floret unique in our species). Spikelets 4.2-4.5 mm long; the awn 1-15 mm.