Flora of North America species comparison

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Ipomoea batatas

Ipomoea leptophylla

camote, sweet potato, wild sweet potato

bush morning-glory
Habit Perennials, root relatively large, tuberlike. Perennials, taproot relatively large.
Stems

± trailing, rarely twining.

usually erect, sometimes ± trailing.
Leaf

blades cordate, broadly ovate, or 5–7-lobed, 50–100+ × 40–100 mm overall, base cordate, surfaces glabrous or hairy.

blades lance-linear to linear, 30–80(–150) × 2–8(–10) mm, base ± cuneate, surfaces glabrous.
Peduncles

glabrous or hairy, hairs appressed.

glabrous.
Flowers

sepals lanceolate to oblong, 8–15 mm, chartaceous;

corolla usually lavender, pink, or purplish, sometimes white, throat usually darker inside, funnelform, (30–)40–70 mm.

sepals elliptic, orbiculate, or ovate, 5–10 mm, chartaceous or coriaceous, apex obtuse;

corolla lavender-pink to purple-red, throat darker, funnelform, 50–90 mm.
Seeds

glabrous.

2n

= 60, 84, 90.

= 30.

Ipomoea batatas

Ipomoea leptophylla
Phenology Flowering year-round. Flowering May–Sep.
Habitat Abandoned plantings, thickets. Plains, prairies, sandy sites.
Elevation 0–200+ m. (0–700+ ft.) 0–2200 m. (0–7200 ft.)
Distribution
from FNA
FL; KS; LA; MS; NC; NY; PA; SC; TX; UT; VA; Mexico; Central America; South America; West Indies [Introduced in North America; introduced also in Asia, Africa]
[WildflowerSearch map]
[BONAP county map]
from FNA
CO; KS; MT; NE; NM; OK; SD; TX; WY
[WildflowerSearch map]
[BONAP county map]
Discussion

Reports of Ipomoea batatas from northern parts of the flora area appear to be based on ephemerals.

(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. 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. 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. 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 batatas
Name authority (Linnaeus) Lamarck in J. Lamarck and J. Poiret: Tabl. Encycl. 1: 465. (1793) Torrey in J. C. Frémont: Rep. Exped. Rocky Mts., 94. (1843)
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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