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purple morning-glory

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 ascending to erect, sometimes trailing.

usually twining, sometimes trailing.

Leaf

blades palmatisect, lobes 5–9, filiform to linear, (3–)5–15(–25) × 0.2–1 mm.

blades cordate, cordate-ovate, or pandurate, 30–100 × 20–90 mm, base cordate, surfaces glabrous or abaxial hairy.

Peduncles

glabrous.

glabrous.

Flowers

sepals elliptic, oblong, or ovate, 5–6 × 2–3 mm, chartaceous or coriaceous, abaxial surface muricate or smooth;

corolla lavender to red-purple, funnelform, 30–40 mm, limb 20–25 mm diam.

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.

Ipomoea capillacea

Ipomoea pandurata

Phenology Flowering Jul–Sep. Flowering Jun–Sep.
Habitat Oak woodlands, plains, pon­derosa pine zones. Abandoned plantings, fields, prairies.
Elevation 1500–2500 m. (4900–8200 ft.) 0–600 m. (0–2000 ft.)
Distribution
from FNA
AZ; NM; TX; Mexico; Central America; South America
[WildflowerSearch map]
[BONAP county map]
from FNA
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
[WildflowerSearch map]
[BONAP county map]
Discussion

The report of Ipomoea capillacea from Alabama (J. T. Kartesz and C. A. Meacham 1999) was probably based on a specimen of I. muricata.

(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. 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. 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 capillaceus, 3(qto.): 97. Convolvulus panduratus
Name authority (Kunth) G. Don: Gen. Hist. 4: 267. (1837) (Linnaeus) G. Meyer: Prim. Fl. Esseq., 100. (1818)
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