Ipomoea ×leucantha
Icon. Pl. Rar. 2: 10, plate 318. 1788. (as species)
Annuals. Stems usually twining, sometimes trailing. Leaf blades orbiculate, ovate, or 3–5-lobed, 20–80 × 20–70 mm, base cordate, surfaces glabrous or sparsely hairy. Peduncles glabrous. Flowers: sepals lanceolate, (8–)10–14 mm, chartaceous or coriaceous, apex acuminate, surfaces glabrous; corolla lavender or white, throat usually darker, funnelform, 6–15(–20) mm, limb to 10+ mm diam. Fruits 7–8 mm diam.
Phenology: Flowering Aug–Oct.
Habitat: Disturbed sites.
Elevation: 0–700 m.
Distribution
Ariz., Fla., La., Miss., S.C., Tex., Va., Mexico, West Indies, Central America, South America.
Discussion
In the southeastern United States, Ipomoea ×leucantha results from crosses between I. cordatotriloba and I. lacunosa that may be effected by honeybees (Apis mellifera); elsewhere, I. × leucantha is presumably introduced.
Selected References
None.