Flora of North America species comparison

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Ipomoea cairica

Ipomoea cardiophylla

cairo morning glory, mile-a-minute vine

heart-leaf morning glory
Habit Perennials. Annuals.
Stems

usually twining, sometimes trailing.

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 cordate, 20–60 × 14–38 mm, base cordate, surfaces glabrous.
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 triangular, 6 × 3–4 mm, chartaceous to coriaceous, apex acute;

corolla blue (drying pink or purple), funnelform, 26–27 mm, limb 30–35 mm diam.
2n

= 30.

Ipomoea cairica

Ipomoea cardiophylla
Phenology Flowering Mar–Oct. Flowering Aug–Oct.
Habitat Abandoned plantings, dis­turbed sites. Desert scrub.
Elevation -20–200 m. (-100–700 ft.) 700–1700 m. (2300–5600 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
AZ; NM; TX; Mexico
[WildflowerSearch map]
[BONAP county map]
Discussion

The name Ipomoea aristolochiifolia G. Don has been misapplied to plants of I. cardiophylla.

(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. 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 cairicus
Name authority (Linnaeus) Sweet: Hort. Brit., 287. (1826) A. Gray in A. Gray et al.: Syn. Fl. N. Amer. 2(1): 213. (1878)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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