Leaf blades rhombic-triangular or ovate-lanceolate, (1-)2-4 cm, not 3-lobed or only slightly so, margins dentate or distally entire. Inflorescences erect, delicate, becoming bractless distally. Seeds 1-1.3 mm diam. Fruiting Aug-Sep. Beaches, sandy soils, or marshes; 0-10 m; Ala., Fla., Ga., La., Miss., N.J., N.Y., Pa., S.C., Tex., Va., W.Va.