FNA: Ipomoea cardiophylla vs. Ipomoea cristulata

	Ipomoea cardiophylla	Ipomoea cristulata
	heart-leaf morning glory	star-glory, trans-Pecos morning-glory
Habit	Annuals.	Annuals.
Stems	twining.	twining.
Leaf	blades cordate, 20–60 × 14–38 mm, base cordate, surfaces glabrous.	blades usually (3–)5–7-lobed, middle lobe narrowly ± rhombic, sometimes proximal blades cordate to ovate, not lobed, 15–100 × 10–70 mm, base cordate to ± truncate, basal lobes rounded to pointed, margins ± dentate, surfaces glabrous or abaxial pilose.
Peduncles	glabrous.	glabrous.
Flowers	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.	diurnal, sepals chartaceous to membranous, outers oblong, 3–3.5 mm, apex obtuse, rounded, or ± truncate, each with ± terminal corniform appendage 3–5 mm, glabrous, inners oblong, 4–5.7 mm, apex obtuse to truncate, each with ± terminal corniform appendage 2.5–3.5 mm; corolla red or red-orange, salverform, 18–26 mm, limb 10–15 mm diam. 2n = 30.

	Ipomoea cardiophylla	Ipomoea cristulata
Phenology	Flowering Aug–Oct.	Flowering May–Nov.
Habitat	Desert scrub.	Chaparral, grasslands, oak woodlands, ponderosa pine zones.
Elevation	700–1700 m. (2300–5600 ft.)	700–2800 m. (2300–9200 ft.)
Distribution	AZ; NM; TX; Mexico [WildflowerSearch map] [BONAP county map]	AZ; IA; KS; 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.)	Reports of Ipomoea cristulata from Iowa and Kansas may be based on cultivated plants; the report for Minnesota probably resulted from typographic error: MN for NM; the report for South Carolina was based on a specimen of I. coccinea. (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. 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. 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		Quamoclit gracilis
Name authority	A. Gray in A. Gray et al.: Syn. Fl. N. Amer. 2(1): 213. (1878)	Hallier f.: Meded. Rijks-Herb. 46: 20. (1922)
Web links	WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local Web sites: KS Wildflowers WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Ipomoea cristulata

heart-leaf morning glory

star-glory, trans-Pecos morning-glory

Habit

Annuals.

Stems

twining.

Leaf

blades cordate, 20–60 × 14–38 mm, base cordate, surfaces glabrous.

blades usually (3–)5–7-lobed, middle lobe narrowly ± rhombic, sometimes proximal blades cordate to ovate, not lobed, 15–100 × 10–70 mm, base cordate to ± truncate, basal lobes rounded to pointed, margins ± dentate, surfaces glabrous or abaxial pilose.

Peduncles

glabrous.

Flowers

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.

diurnal, sepals chartaceous to membranous, outers oblong, 3–3.5 mm, apex obtuse, rounded, or ± truncate, each with ± terminal corniform appendage 3–5 mm, glabrous, inners oblong, 4–5.7 mm, apex obtuse to truncate, each with ± terminal corniform appendage 2.5–3.5 mm;

corolla red or red-orange, salverform, 18–26 mm, limb 10–15 mm diam. 2n = 30.

Ipomoea cardiophylla

Ipomoea cristulata

Phenology

Flowering Aug–Oct.

Flowering May–Nov.

Habitat

Desert scrub.

Chaparral, grasslands, oak woodlands, ponderosa pine zones.

Elevation

700–1700 m. (2300–5600 ft.)

700–2800 m. (2300–9200 ft.)

Distribution

AZ; NM; TX; Mexico

[WildflowerSearch map]

[BONAP county map]

AZ; IA; KS; 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.)

Reports of Ipomoea cristulata from Iowa and Kansas may be based on cultivated plants; the report for Minnesota probably resulted from typographic error: MN for NM; the report for South Carolina was based on a specimen of I. coccinea.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source

FNA vol. 14.

Parent taxa

Convolvulaceae > Ipomoea

Sibling taxa

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

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. 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

Quamoclit gracilis

Name authority

A. Gray in A. Gray et al.: Syn. Fl. N. Amer. 2(1): 213. (1878)

Hallier f.: Meded. Rijks-Herb. 46: 20. (1922)

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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Flora of North America species comparison

Ipomoea cardiophylla

Ipomoea cristulata

Ipomoea cardiophylla

Ipomoea cristulata