Ipomoea cairica |
Ipomoea ternifolia |
|
---|---|---|
cairo morning glory, mile-a-minute vine |
tripleleaf morning-glory |
|
Habit | Perennials. | |
Stems | usually twining, sometimes trailing. |
|
Leaf | blades orbiculate to ovate, 30–100 × 30–100 mm overall, palmatisect, lobes 5 (proximal 2 sometimes 2-lobed), lance-elliptic, lanceolate, or lance-ovate, (5–)10–25(–70) × (3–)8–15(–30) mm, apex acute to obtuse, surfaces glabrous. |
|
Peduncles | glabrous; pedicels straight, 10–25 mm. |
|
Flowers | sepals oblong to ovate, 4–6.5(–9) mm, outers slightly shorter than inners, chartaceous, margins scarious, apex obtuse to acute; corolla lavender-blue or white, throat purplish-red, funnelform, 45–60 mm. |
|
2n | = 30. |
|
Ipomoea cairica |
Ipomoea ternifolia |
|
Phenology | Flowering Mar–Oct. | |
Habitat | Abandoned plantings, disturbed sites. | |
Elevation | -20–200 m. (-100–700 ft.) | |
Distribution |
AL; CA; FL; LA; Africa [Introduced in North America; introduced also in Mexico (Oaxaca), West Indies, South America]
|
Mexico; Central America; Arizona
|
Discussion | Varieties 3 (1 in the flora). Varieties ternifolia and valida (House) J. A. McDonald are known from Mexico and Central America. (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 | ||
Subordinate taxa | ||
Synonyms | Convolvulus cairicus | |
Name authority | (Linnaeus) Sweet: Hort. Brit., 287. (1826) | Cavanilles: Icon. 5: 52, plate 478, fig. 1. (1799) |
Web links |