Jacquemontia pentantha (Jacq.) G.Don

Species

Angiosperms > Solanales > Convolvulaceae > Jacquemontia

Characteristics

A glabrous or sparsely hairy twiner. Leaves ovate to broad-ovate, 2½-9 by 2-7 cm, cordate to truncate at the base, acuminate at the apex; petiole 1½-4 cm. Peduncles long and slender. Flowers in a few-to many-flowered umbelliform cyme. Bracts much longer than in J. paniculata, linear, lower ones 5-10 mm. Two outer sepals ovate, 7-10 mm long, long-acuminate; third sepal oblique, semi-ovate; two inner sepals much shorter, ovate to lanceolate, acuminate. Corolla blue or blue-purple, white at the base, rarely entirely white, mostly larger than in J. paniculata, 1½-2 cm long, limb ca 2 cm broad. Stigmas elliptic.
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Vines; stems herbaceous, pubescent to-glabrate. Leaves ovate to broadly ovate, 3-6 cm long, basally cordate, apically acuminate, glabrate. Inflorescences dense cymes on peduncles mostly longer than the leaves, mostly 1-2-flowered at any time. Flowers with the sepals ovate to lanceolate, acute to acuminate 4-5 mm long and 2-4 mm wide, pubescent; corolla mostly blue, sometimes white, 2 cm long, interplicae glabrous; stamens slightly unequal, the filaments glandular pubescent; ovary oblong, glabrous. Fruits capsular, globose, 4 mm in diameter, glabrous; seeds brown, 2.5 mm long, glabrous.
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Growth form herb
Growth support climber
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Sexuality hermaphrodite
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Photosynthetic pathway c3

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Hardiness (USDA) 9-12

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Cultivation

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Distribution

Jacquemontia pentantha world distribution map, present in Anguilla, Antigua and Barbuda, Bonaire, Sint Eustatius and Saba, Bangladesh, Bahamas, Belize, Bolivia (Plurinational State of), Brazil, Barbados, Cameroon, Colombia, Costa Rica, Cuba, Dominica, Ecuador, Guadeloupe, Grenada, French Guiana, Honduras, India, Jamaica, Saint Lucia, Sri Lanka, Mexico, Montserrat, Martinique, Malaysia, Nicaragua, Pakistan, Panama, Peru, Puerto Rico, Trinidad and Tobago, United States of America, Saint Vincent and the Grenadines, and Venezuela (Bolivarian Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:270229-1
WFO ID wfo-0000157108
COL ID 3QJV8
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Jacquemontia pentantha