Ipomoea cairica |
Ipomoea pandurata |
|
---|---|---|
cairo morning glory, mile-a-minute vine |
bigroot morningglory, man-of-the-earth, wild potato vine, wild sweet potato, wild sweet potato morning-glory |
|
Habit | Perennials. | Perennials, root relatively large. |
Stems | usually twining, sometimes trailing. |
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. |
blades cordate, cordate-ovate, or pandurate, 30–100 × 20–90 mm, base cordate, surfaces glabrous or abaxial hairy. |
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-oblong, 12–22 mm, outers sometimes shorter than inners, coriaceous, surfaces glabrous; corolla white, throat lavender or purple-red inside, funnelform, 50–80 mm. |
2n | = 30. |
= 30. |
Ipomoea cairica |
Ipomoea pandurata |
|
Phenology | Flowering Mar–Oct. | Flowering Jun–Sep. |
Habitat | Abandoned plantings, disturbed sites. | Abandoned plantings, fields, prairies. |
Elevation | -20–200 m. (-100–700 ft.) | 0–600 m. (0–2000 ft.) |
Distribution |
AL; CA; FL; LA; Africa [Introduced in North America; introduced also in Mexico (Oaxaca), West Indies, South America]
|
AL; AR; CT; DC; DE; FL; GA; IA; IL; IN; KS; KY; LA; MA; MD; MI; MO; MS; NC; NE; NJ; NY; OH; OK; PA; SC; TN; TX; VA; WV; ON
|
Source | FNA vol. 14. | FNA vol. 14. |
Parent taxa | Convolvulaceae > Ipomoea | Convolvulaceae > Ipomoea |
Sibling taxa | ||
Synonyms | Convolvulus cairicus | Convolvulus panduratus |
Name authority | (Linnaeus) Sweet: Hort. Brit., 287. (1826) | (Linnaeus) G. Meyer: Prim. Fl. Esseq., 100. (1818) |
Web links |