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common morning-glory, tall morning-glory

swamp morning-glory, water-spinach

Habit Annuals. Perennials.
Stems

twining.

usually repent, rooting at nodes, sometimes floating, rarely twining.

Leaf

blades cordate, ovate, or 3(–5)-lobed, not palmatisect, 10–110(–180) × 10–120(–160) mm, base cordate, surfaces ± hairy, hairs ± antrorse.

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

hairy, hairs retrorse.

glabrous.

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.

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.

Ipomoea purpurea

Ipomoea aquatica

Phenology Flowering Jul–Nov. Flowering year-round.
Habitat Abandoned plantings, canyons, disturbed sites, fields, stream banks. Abandoned plantings, wet sites.
Elevation 100–2300 m. (300–7500 ft.) 0–100 m. (0–300 ft.)
Distribution
from FNA
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]
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; FL; Mexico; Central America; South America; Asia; Africa; Australia [Introduced in North America]
[BONAP county map]
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.)

Source FNA vol. 14. FNA vol. 14.
Parent taxa Convolvulaceae > Ipomoea Convolvulaceae > Ipomoea
Sibling taxa
I. alba, I. amnicola, I. aquatica, I. asarifolia, I. barbatisepala, I. batatas, I. cairica, I. capillacea, I. cardiophylla, I. carnea, I. coccinea, I. cordatotriloba, I. costellata, I. cristulata, I. dumetorum, I. hederacea, I. hederifolia, I. imperati, I. indica, I. lacunosa, I. leptophylla, I. lindheimeri, I. longifolia, I. macrorhiza, I. microdactyla, I. muricata, I. nil, I. pandurata, I. pes-caprae, I. plummerae, I. pubescens, I. quamoclit, I. rupicola, I. sagittata, I. setosa, I. shumardiana, I. sloteri, I. tenuiloba, I. tenuissima, I. ternifolia, I. thurberi, I. tricolor, I. triloba, I. violacea, I. wrightii, I. ×leucantha
I. alba, I. amnicola, I. asarifolia, I. barbatisepala, I. batatas, I. cairica, I. capillacea, I. cardiophylla, I. carnea, I. coccinea, I. cordatotriloba, I. costellata, I. cristulata, I. dumetorum, I. hederacea, I. hederifolia, I. imperati, I. indica, I. lacunosa, I. leptophylla, I. lindheimeri, I. longifolia, I. macrorhiza, I. microdactyla, I. muricata, I. nil, I. pandurata, I. pes-caprae, I. plummerae, I. pubescens, I. purpurea, I. quamoclit, I. rupicola, I. sagittata, I. setosa, I. shumardiana, I. sloteri, I. tenuiloba, I. tenuissima, I. ternifolia, I. thurberi, I. tricolor, I. triloba, I. violacea, I. wrightii, I. ×leucantha
Synonyms Convolvulus purpureus, I. purpurea var. diversifolia, Pharbitis purpurea
Name authority (Linnaeus) Roth: Bot. Abh. Beobacht., 27. (1787) Forsskål: Fl. Aegypt.-Arab., 44. (1775)
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