Leaves: sheath with V-shaped cleft opposite petiole; hastula adaxially glabrous; blades green, with minute, whitish dots on abaxial surface; segment apices lax. Fruits: pedicel conspicuous in fruit (usually exceeding 1 mm). 2n = 36. Flowering summer. Pinelands and littoral hammocks and scrub on limestone soils; 0--10 m; Fla.; se Mexico; West Indies.