24a. Ipomoea pescaprae (Linnaeus) R. Brown subsp. brasiliensis (Linnaeus) Oostroom, Blumea. 3: 533. 1940.
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Convolvulus brasiliensis Linnaeus, Sp. Pl. 1: 159. 1753; Ipomoea pescaprae var. emarginata Hallier f.
Perennials. Stems usually repent, rooting at nodes, rarely twining, ± fleshy. Leaf blades ± orbiculate, ovate, or reniform, 30–100 × 50–100 mm, base cordate, rounded, or truncate, apex ± emarginate, surfaces glabrous. Peduncles glabrous. Flowers: sepals elliptic, orbiculate, or ovate, 5–11 mm, ± coriaceous; corolla lavender or pink, throat darker inside, funnelform, 35–40(–70) mm. 2n = 30, 60.
Flowering year-round. Beaches, dunes; 0–10 m; place of origin uncertain; Ala., Fla., Ga., La., Miss., S.C., Tex.; Mexico; West Indies; Central America; South America; Asia; Africa; Australia.
Reports of subsp. brasiliensis from North Carolina and Pennsylvania have not been verified.
