Ipomoea alba |
Ipomoea sagittata |
|
---|---|---|
moon flower, tropical white morning-glory |
saltmarsh morning-glory |
|
Habit | Perennials. | Perennials. |
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 ± triangular, 40–100 × 20–60 mm overall, base hastate to sagittate, basal lobes lanceolate, linear, or narrowly triangular, 15–60(–100) × 3–8(–15) mm, surfaces glabrous. |
Peduncles | glabrous. |
glabrous. |
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, or ovate, 8–9 mm, coriaceous, apex obtuse to rounded, mucronate, surfaces glabrous; corolla lavender, purple, or red-purple, funnelform, 60–90 mm, limb 60–80 mm diam. |
Fruits | 20–30 mm. |
|
2n | = 30. |
|
Ipomoea alba |
Ipomoea sagittata |
|
Phenology | Flowering Sep–May. | Flowering Apr–Oct. |
Habitat | Forest margins, swamps, moist sites. | Beaches, brackish or freshwater marshes, swamps. |
Elevation | 0–100 m. (0–300 ft.) | 0–400 m. (0–1300 ft.) |
Distribution |
FL; LA; SC; TX; Mexico; Central America; South America; West Indies [Introduced in North America; introduced also in Asia]
|
AL; FL; GA; LA; MS; NC; SC; TX; Mexico; West Indies [Introduced in Eurasia, nw Africa]
|
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) | Poiret: Voy. Barbarie 2: 122. (1789) — (as Ipomea) |
Web links |