Water dawnflower

Convolvulus aquaticus Walter, Fl. Carol., 94. 1788; Bonamia aquatica (Walter) A. Gray; Breweria aquatica (Walter) A. Gray

Stems procumbent or trailing, hairy. Leaf blades narrowly oblong, oblong-elliptic, or oblong-lanceolate, 20–35 × 3–10 mm, surfaces hairy. Inflo­res­cences usually 2- or 3-flowered, flowers rarely solitary. Flowers: sepals ovate-lanceolate, 5–8 × 3–5 mm, abaxial surface glabrous, margins ciliate; corolla lavender, maroon, pink, purple, or red, 10–15 mm; stamens: filaments glabrous or glabrate.

Flowering Jun–Aug. Coastal dunes, sandy barrens; 0–50 m; Ala., Ark., Fla., Ga., La., Miss., N.C., S.C., Tex.