Flora of North America species comparison

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Ipomoea capillacea

Ipomoea thurberi

purple morning-glory

Thurber's morning-glory
Habit Perennials. Perennials, root elongate, tuberous.
Stems

usually ascending to erect, sometimes trailing.

trailing or twining.
Leaf

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

blades ± sagittate, 10–50 × 20–65 mm overall, base sagittate, or blades palmatisect, lobes 5–7, lanceolate, linear, or oblong, surfaces sparsely strigose.
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.

nocturnal;

sepals lanceolate to lance-linear, 12–15 × 3–4 mm, ± herbaceous, base obscurely warty or not, apex acuminate, setaceous-caudate;

corolla white, tube green, limb red, rose, drying purple, funnelform-salverform, 50–80 mm, limb 50–65 mm diam.

Ipomoea capillacea

Ipomoea thurberi
Phenology Flowering Jul–Sep. Flowering Aug–Sep.
Habitat Oak woodlands, plains, pon­derosa pine zones. Oak woodlands, rocky sites.
Elevation 1500–2500 m. (4900–8200 ft.) 1100–1600 m. (3600–5200 ft.)
Distribution
from FNA
AZ; NM; TX; Mexico; Central America; South America
[WildflowerSearch map]
[BONAP county map]
from FNA
AZ; Mexico (Chihuahua, Sonora)
[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. 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. tricolor, I. triloba, I. violacea, I. wrightii, I. ×leucantha
Synonyms Convolvulus capillaceus, 3(qto.): 97. I. gentryi
Name authority (Kunth) G. Don: Gen. Hist. 4: 267. (1837) A. Gray in A. Gray et al.: Syn. Fl. N. Amer. 2(1): 212. (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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