Plants sometimes sprawling. Leaves: blade (ovate), margins entire or pinnatifid. Fruits (oval in cross-section) fusiform, 16-25 mm, not constricted at articulation, (4- or 8-sulcate or striate); terminal segment less than 2 times length of proximal, apex tapering abruptly, acute. 2n = 18.

Flowering year-round. Sandy shores; ca. 0 m; Fla.; Mexico; Central America.