Ipomoea purpurea |
Ipomoea ternifolia |
|
---|---|---|
common morning-glory, tall morning-glory |
tripleleaf morning-glory |
|
Habit | Annuals. | |
Stems | twining. |
|
Leaf | blades cordate, ovate, or 3(–5)-lobed, not palmatisect, 10–110(–180) × 10–120(–160) mm, base cordate, surfaces ± hairy, hairs ± antrorse. |
|
Peduncles | hairy, hairs retrorse. |
|
Flowers | sepals elliptic, lance-oblong, or oblong, 8–15 × (1.5–)2.5–4.5 mm, herbaceous, base ± hairy, hairs dark at base, narrowed distal portion shorter to slightly longer than dilated base, apex acute to abruptly acuminate; corolla blue (purple, red, or white in cultivars), tube white inside, funnelform, (25–)40–60 mm, limb 24–48(–70) mm diam. 2n = 30. |
|
Ipomoea purpurea |
Ipomoea ternifolia |
|
Phenology | Flowering Jul–Nov. | |
Habitat | Abandoned plantings, canyons, disturbed sites, fields, stream banks. | |
Elevation | 100–2300 m. (300–7500 ft.) | |
Distribution |
AL; AR; AZ; CA; CO; CT; DC; DE; FL; GA; IA; IL; IN; KS; KY; LA; MA; MD; ME; MI; MN; MO; MS; MT; NC; ND; NE; NH; NJ; NM; NV; NY; OH; OK; OR; PA; RI; SC; SD; TN; TX; UT; VA; VT; WA; WV; ON; QC; Mexico [Introduced in North America; introduced also in West Indies, Central America, South America, Eurasia, Africa, Australia]
|
Mexico; Central America; Arizona
|
Discussion | In the flora area, Ipomoea purpurea may be native in southeastern United States and introduced elsewhere. Populations in California, Oregon, and Washington may not be truly naturalized. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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 purpureus, I. purpurea var. diversifolia, Pharbitis purpurea | |
Name authority | (Linnaeus) Roth: Bot. Abh. Beobacht., 27. (1787) | Cavanilles: Icon. 5: 52, plate 478, fig. 1. (1799) |
Web links |
|