Echinochloa paludigena Wiegand

Natural range:  Nearly endemic to peninsular Florida

Habitat:  Swamps, shores, and similar wet sites

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.

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