Ipomoea cairica |
Ipomoea aquatica |
|
---|---|---|
cairo morning glory, mile-a-minute vine |
swamp morning-glory, water-spinach |
|
Habit | Perennials. | Perennials. |
Stems | usually twining, sometimes trailing. |
usually repent, rooting at nodes, sometimes floating, rarely twining. |
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. |
blades ± hastate to lanceolate, 40–120 × 20–60 mm, base ± cordate or hastate to truncate, terminal lobe broadly to narrowly triangular or lanceolate, surfaces glabrescent. |
Peduncles | glabrous; pedicels straight, 10–25 mm. |
glabrous. |
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. |
sepals elliptic-ovate to oblong-ovate, 6–8 mm, chartaceous or coriaceous, apex acute or obtuse, mucronulate; corolla usually purple, rarely white, funnelform, 40–50 mm. |
2n | = 30. |
= 30. |
Ipomoea cairica |
Ipomoea aquatica |
|
Phenology | Flowering Mar–Oct. | Flowering year-round. |
Habitat | Abandoned plantings, disturbed sites. | Abandoned plantings, wet sites. |
Elevation | -20–200 m. (-100–700 ft.) | 0–100 m. (0–300 ft.) |
Distribution |
AL; CA; FL; LA; Africa [Introduced in North America; introduced also in Mexico (Oaxaca), West Indies, South America]
|
CA; FL; Mexico; Central America; South America; Asia; Africa; Australia [Introduced in North America] |
Source | FNA vol. 14. | FNA vol. 14. |
Parent taxa | Convolvulaceae > Ipomoea | Convolvulaceae > Ipomoea |
Sibling taxa | ||
Synonyms | Convolvulus cairicus | |
Name authority | (Linnaeus) Sweet: Hort. Brit., 287. (1826) | Forsskål: Fl. Aegypt.-Arab., 44. (1775) |
Web links |