Ipomoea coccinea
Sp. Pl. 1: 160. 1753.
Annuals. Stems twining. Leaf blades usually cordate, sometimes ovate, sagittate, or triangular, 20–140 mm, base ± cordate, lobes rounded or 1–2-pointed, surfaces glabrous or proximally pilose. Peduncles glabrous. Flowers diurnal; sepals chartaceous, outers oblong to elliptic, 3–3.5 mm, apex obtuse to truncate, each with ± terminal corniform appendage 2.5–6 mm, inners oblong, 4.5–5.7 mm, chartaceous, apex obtuse to truncate, each with ± terminal, corniform appendage 2–5.5 mm; corolla usually red or red and yellow, sometimes white (in cultivars), salverform, 20–25 mm. 2n = 28.
Phenology: Flowering Jul–Dec.
Habitat: Abandoned plantings, disturbed sites.
Elevation: 0–300 m.
Distribution
Ala., Ark., Del., D.C., Fla., Ga., Ill., Ind., Kans., Ky., La., Md., Miss., Mo., N.J., N.C., Ohio, Okla., Pa., S.C., Tenn., Tex., Va., W.Va.
Discussion
Ipomoea coccinea differs from I. hederifolia by reflexed pedicels (erect in I. hederifolia) and larger inner sepals (4.5–5.7 mm) than I. hederifolia (to 3–4 mm).
Selected References
None.