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cairo morning glory, mile-a-minute vine

Brazilian morning-glory

Habit Perennials. Perennials.
Stems

usually twining, sometimes trailing.

twining, ± setose.

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 orbiculate or broadly ovate, usually 3–7-lobed, 100–200 × 100–200 mm overall, base cordate, lobes lanceolate to ovate, surfaces glabrous.

Peduncles

glabrous;

pedicels straight, 10–25 mm.

setose.

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.

nocturnal;

sepals oblong, 10–14 mm, coriaceous, apex obtuse, abaxial surface setose;

corolla lavender or pink, salverform, 60–90 mm, limb sometimes ± campanulate or rotate, 80–100 mm diam.

2n

= 30.

Ipomoea cairica

Ipomoea setosa

Phenology Flowering Mar–Oct. Flowering Nov–Jan.
Habitat Abandoned plantings, dis­turbed sites. Abandoned plantings, disturbed sites.
Elevation -20–200 m. (-100–700 ft.) 0–400 m. (0–1300 ft.)
Distribution
from FNA
AL; CA; FL; LA; Africa [Introduced in North America; introduced also in Mexico (Oaxaca), West Indies, South America]
[WildflowerSearch map]
[BONAP county map]
from FNA
FL; MS; TX; Mexico; Central America; South America [Introduced in North America; introduced also in Asia]
[BONAP county map]
Discussion

The report of Ipomoea setosa from Mississippi has not been verified.

(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. 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
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. purpurea, I. quamoclit, I. rupicola, I. sagittata, I. shumardiana, I. sloteri, I. tenuiloba, I. tenuissima, I. ternifolia, I. thurberi, I. tricolor, I. triloba, I. violacea, I. wrightii, I. ×leucantha
Synonyms Convolvulus cairicus I. melanotricha
Name authority (Linnaeus) Sweet: Hort. Brit., 287. (1826) Ker Gawler: Bot. Reg. 4: plate 335. (1818)
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