Ipomoea hochstetteri House

Species

Angiosperms > Solanales > Convolvulaceae > Ipomoea

Characteristics

Glabrous, herbaceous annual. Stems many, twining or prostrate, up to several metres long, with long internodes, smooth or finely striate. Leaves circular in outline, palmately 5-lobed, 40-120 mm wide; lobes oblong to elliptic, apex obtuse to acuminate, mucronate, attenuate at both ends, somewhat succulent, drying papery, entire or one or both of basal lobes with a lateral lobule, central lobe up to 70 x 30 mm, lateral ones smaller; petiole pseudostipulate, up to 70 mm long. Inflorescence cymosely 1-several-flowered; peduncle thick, 20-50 mm long; bracteoles minute, deciduous; pedicels stoutish, subclavate, 5-30 mm long. Calyx muriculate, 7-8 mm long; sepals subequal, ovate-oblong or lanceolate, often reflexed in fruit. Corolla purplish mauve or white, funnel-shaped, 15-25 mm long, limb lobed and crinkly, 25 mm wide; midpetaline areas well defined. Capsule enclosed by persistent calyx, globose, shortly apiculate, 8-9 mm in diameter. Seeds depressed-ovoid, 4.5 mm long, brown, pubescent, often with long hairs on edges.
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Annual; stems glabrous, twining or prostrate, several metres long, with long internodes.. Leaf-blade orbicular in outline, palmately divided to the base into 5 lobes, up to 13 cm. long and 12 cm. wide; lobes elliptic, acute at both ends, with the two outer lobes usually deeply or completely redivided, or rarely two lobes on one side divided, 2.5–7 cm. long and 0.7–2.8 cm. wide; petiole smooth or slightly muriculate, up to 9 cm. long; pseudo-stipules present.. Peduncle 0.8–9.5 cm. long, thick, smooth or slightly muriculate, 1–several-flowered.. Sepals ovate, 5–6.5 mm. long, 3.5–4 mm. wide, acute, mucronulate, with outer ones verruculose, often reflexed in fruit.. Corolla white or mauve, funnel-shaped, 1.9–2.4 cm. long, the limb lobed and crinkly.. Capsule globose, glabrous, 8 mm. in diameter.. Seeds depressed-ovoid,4.5 mm. long, grooved on outer face, brown, black or vermilion, densely silvery-grey tomentose and usually with 5 mm. long cottony hairs on the margins.
Leaf lamina circular in outline, palmately divided to the base into 5 lobes, up to 13 × 12 cm. lobes elliptic, acute at both ends, with the two outer lobes usually deeply or completely redivided or rarely two lobes on the sides divided, 2·5–19·5 × 0·5–3 cm.; petiole smooth or slightly muriculate, up to 9 cm. long; pseudo-stipules present formed by young leaves of developing axillary shoots.
A climbing herb. It is an annual plant. It grows 3 m long. The leaf blade is round and divided into lobes like fingers on a hand. There are 5 lobes. The outer lobes are often divided again. The leaf is up to 13 cm long by 12 cm wide. There are 1-6 flowers in a group. They are funnel shaped and white or mauve. The fruit is a round capsule. The seeds are oval and flattened and dark brown.
Twining or prostrate annual herb. Leaves palmately divided to base into 5 lobes, lobes elliptic, outer 2 lobes deeply or completely redivided. Inflorescences cy-mosely 1-6-flowered, pedunculate; peduncle thick. Sepals ovate, acute, mucronulate. Corolla 19-24 mm long. Seeds densely tomentose with long hairs on margins. Flowers white or mauve.
Inflorescences cymosely 1–6-flowered; peduncle 0·6–9·5 cm. long, thick, smooth or slightly muriculate; pedicels stoutish, subclavate, 0·5–3 cm. long; bracteoles minute, subulate, deciduous.
Seeds depressed-ovoid, dark brown, grooved on the outer face, densely silvery-grey tomentose and usually with long soft cottony hairs on the margins.
Stems twining or prostrate, several metres long, with long internodes, smooth or finely striate, occasionally somewhat muriculate.
Sepals ovate, 5–7 mm. long, acute; mucronulate, with outer ones verruculose, often reflexed in fruit.
Corolla funnel-shaped, white or mauve, 1·9–2·4 cm. long, the limb lobed and crinkly.
Capsule globose, glabrous, enclosed by the persistent calyx.
Annual glabrous herb.
Life form annual
Growth form herb
Growth support climber
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
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Root system -
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Flower color
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Fruit color -
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

A tropical plant. It grows in sandy soils between 930-1,372 m above sea level.
Light -
Soil humidity -
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses -
Edible leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Images

Leaf

Ipomoea hochstetteri leaf picture by susan brown (cc-by-sa)
Ipomoea hochstetteri leaf picture by susan brown (cc-by-sa)
Ipomoea hochstetteri leaf picture by susan brown (cc-by-sa)

Flower

Ipomoea hochstetteri flower picture by susan brown (cc-by-sa)
Ipomoea hochstetteri flower picture by susan brown (cc-by-sa)
Ipomoea hochstetteri flower picture by susan brown (cc-by-sa)

Distribution

Ipomoea hochstetteri world distribution map, present in Botswana, Eritrea, Ethiopia, India, Kenya, Malawi, Namibia, eSwatini, Tanzania, United Republic of, Uganda, South Africa, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:269040-1
WFO ID wfo-0001297731
COL ID 3PW8X
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ipomoea hochstetteri Ipomoea kwebensis