Paspalidium
Paspalidium geminatum (Forssk.) Stapf
Natural range: Tropical regions worldwide.
Habitat: Wet disturbed sites
Florida status: Occasional native species
Recognition: 25-100 cm culms, rhizomatous. The inflorescence might be mistaken for Paspalum but spikelets are not plano-convex, and have a rugose lemma whose apices are acuminate.