Ipomoea alba |
Ipomoea tenuissima |
|
---|---|---|
moon flower, tropical white morning-glory |
rockland morning-glory |
|
Habit | Perennials. | Annuals. |
Stems | twining, usually prickly, sometimes rooting at nodes. |
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 narrowly hastate or sagittate, sometimes ovate, 15–30 × 7–20 mm, base cordate, hastate, or sagittate, lobes usually pointed, sometimes rounded, surfaces usually ± hairy, adaxial sometimes glabrate. |
Peduncles | glabrous. |
hairy, 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 lance-oblong, lanceolate, or lance-ovate, 5–8 mm, chartaceous or coriaceous, margins ciliate, apex acuminate, mucronate; corolla lavender, pink, or pink-purple, throat darker inside, funnelform, 30–45 mm. |
Fruits | 20–30 mm. |
|
2n | = 30. |
|
Ipomoea alba |
Ipomoea tenuissima |
|
Phenology | Flowering Sep–May. | Flowering Aug–Sep. |
Habitat | Forest margins, swamps, moist sites. | Pine flatwoods. |
Elevation | 0–100 m. (0–300 ft.) | 0–30 m. (0–100 ft.) |
Distribution |
FL; LA; SC; TX; Mexico; Central America; South America; West Indies [Introduced in North America; introduced also in Asia]
|
FL |
Discussion | After fires, Ipomoea tenuissima seeds germinate and seedlings thrive for about a year. The plants then disappear except in sites that remain open. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
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) | Choisy in A. P. de Candolle and A. L. P. P. de Candolle: Prodr. 9: 376. (1845) |
Web links |