Ipomoea alba |
Ipomoea rupicola |
|
---|---|---|
moon flower, tropical white morning-glory |
cliff morning-glory |
|
Habit | Perennials. | Perennials, rhizomatous. |
Stems | twining, usually prickly, sometimes rooting at nodes. |
trailing or twining. |
Leaf | blades broadly ovate to triangular or 3–5-lobed, 50–150 × 50–150 mm, base cordate, surfaces usually glabrous, rarely hairy. |
blades usually cordate-ovate to oblong-ovate, sometimes pandurate, 30–90 × 20–70 mm, base cordate-hastate, margins sometimes indented, rarely lobed or toothed, surfaces tomentulose, glabrescent. |
Peduncles | glabrous. |
hairy, tomentulose, hairs ± appressed. |
Flowers | nocturnal; sepals ovate, 7–15 mm, ± coriaceous, apex acute, outers each with midrib extending as ± corniform appendage; corolla white, throat green-banded inside, salverform, 70–150 mm. |
sepals elliptic-oblong to oblong-ovate, 12–14 mm, coriaceous, apex obtuse, rounded, or subacute; corolla lavender-pink or purple, throat darker inside, funnelform, 70–90 mm. |
Fruits | 20–30 mm. |
|
Seeds | hairy. |
|
2n | = 30. |
|
Ipomoea alba |
Ipomoea rupicola |
|
Phenology | Flowering Sep–May. | Flowering Jun–Oct. |
Habitat | Forest margins, swamps, moist sites. | Rocky, open sites. |
Elevation | 0–100 m. (0–300 ft.) | 20–1800 m. (100–5900 ft.) |
Distribution |
FL; LA; SC; TX; Mexico; Central America; South America; West Indies [Introduced in North America; introduced also in Asia]
|
TX; Mexico (Tamaulipas) |
Source | FNA vol. 14. | FNA vol. 14. |
Parent taxa | Convolvulaceae > Ipomoea | Convolvulaceae > Ipomoea |
Sibling taxa | ||
Synonyms | Calonyction aculeatum, Convolvulus aculeatus | |
Name authority | Linnaeus: Sp. Pl. 1: 161. (1753) | House: Ann. New York Acad. Sci. 18: 230. (1908) |
Web links |