Ipomoea batatas

(Linnaeus) Lamarck in J. Lamarck and J. Poiret

Tabl. Encycl. 1: 465. 1793.

Common names: Sweet potato
Introduced
Basionym: Convolvulus batatas Linnaeus Sp. Pl. 1: 154. 1753
Treatment appears in FNA Volume 14.

Perennials, root relatively large, tuberlike. Stems ± trailing, rarely twining. Leaf blades cordate, broadly ovate, or 5–7-lobed, 50–100+ × 40–100 mm overall, base cordate, surfaces glabrous or hairy. Peduncles glabrous or hairy, hairs appressed. Flowers: sepals lanceolate to oblong, 8–15 mm, chartaceous; corolla usually laven­der, pink, or purplish, sometimes white, throat usually darker inside, funnelform, (30–)40–70 mm. Seeds glabrous. 2n = 60, 84, 90.


Phenology: Flowering year-round.
Habitat: Abandoned plantings, thickets.
Elevation: 0–200+ m.

Distribution

Introduced; Fla., Kans., La., Miss., N.Y., N.C., Pa., S.C., Tex., Utah, Va., Mexico, West Indies, Central America, South America, introduced also in Asia, Africa.

Discussion

Reports of Ipomoea batatas from northern parts of the flora area appear to be based on ephemerals.

Selected References

None.

Lower Taxa

None.
... more about "Ipomoea batatas"
Daniel F. Austin† +
(Linnaeus) Lamarck in J. Lamarck and J. Poiret +
Convolvulus batatas +
Sweet potato +
Fla. +, Kans. +, La. +, Miss. +, N.Y. +, N.C. +, Pa. +, S.C. +, Tex. +, Utah +, Va. +, Mexico +, West Indies +, Central America +, South America +, introduced also in Asia +  and Africa. +
0–200+ m. +
Abandoned plantings, thickets. +
Flowering year-round. +
Tabl. Encycl. +
Introduced +
Calonyction +, Exogonium +  and Pharbitis +
Ipomoea batatas +
species +