Difference between revisions of "Ipomoea nil"
Catal. Bot. 1: 36. 1797.
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|genus=Ipomoea | |genus=Ipomoea | ||
|species=Ipomoea nil | |species=Ipomoea nil | ||
Latest revision as of 13:15, 24 November 2024
Annuals. Stems twining. Leaf blades cordate, ± orbiculate, ovate, or 3-lobed, 50–150 × 20–140 mm overall, base cordate, surfaces sparsely hirsute to sericeous. Peduncles hairy, hairs retrorse. Flowers: sepals lance-linear, 15–25(–30) mm, herbaceous, proximally narrowly ovate, densely hispid, gradually narrowed to ± straight, hispid to strigose or glabrate distal portion longer than ovate base; corolla usually blue to purplish, sometimes red or white, tube white or yellow inside, funnelform, (20–)30–60+ mm. 2n = 30.
Phenology: Flowering Jul–Dec.
Habitat: Abandoned plantings, fields, thickets.
Elevation: 10–2200 m.
Distribution
Introduced; Ala., Ky., La., Md., Miss., N.C., Okla., S.C., Tenn., Tex., Mexico, West Indies, Central America, South America, introduced also in Asia.
Discussion
Reports of Ipomoea nil from California are based on misidentified material of I. hederacea.
Selected References
None.