Ipomoea robertsiana Rendle

Species

Angiosperms > Solanales > Convolvulaceae > Ipomoea

Characteristics

Perennial with a 10-50 mm thick rootstock. Stems prostrate, suffruticose, simple or branched, terete or angular, up to 1.2 m long, sparsely covered with stiff, white, spreading hairs (same pubescence found on petioles, lower surface of leaves and leaf margins, peduncles, bracts, pedicels and sepals). Leaves linear-lanceolate to ovate-oblong, 10-35 x 3-18 mm, often with crisped margin and folded on midrib, apex recurved, mucronate, base narrowed to rounded, glabrous above; petiole 1-13 mm long. Peduncles 1-flowered, 5-40 mm long; bracts linear, 4-20 mm long; pedicels up to 3 mm long. Sepals subequal, 13-21 mm long, linear-lanceolate to ovate-lanceolate, apex acute to aristate. Corolla funnel-shaped, 50-70 mm long, magenta; midpetaline areas usually sparsely hairy. Capsule subglobose, apiculate, style base often persistent, glabrous, finely striate, ±10 mm in diameter, enclosed by calyx, indehiscent. Seeds 1 or 2, ±6 mm long, shortly and densely greyish brown-hairy.
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Prostrate perennial herb. Leaves linear-lanceolate to ovate-lanceolate or ovate-oblong, often with crisped margin and folded on midrib, frequently with recurved mucronate apex, narrowed to rounded at base, glabrous above, lower surface covered, like rest of plant, with stiff white ± spreading hairs. Sepals ovate-lanceolate to linear-lanceolate, Corolla 50-70 mm long, acute to acuminate to aristate. Seeds shortly Velutinous. Flowers magenta.
Life form perennial
Growth form herb
Growth support -
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Sexuality hermaphrodite
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Environment

Light -
Soil humidity -
Soil texture 5-6
Soil acidity -
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Hardiness (USDA) 9-12

Usage

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

Cultivation

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Images

Ipomoea robertsiana unspecified picture

Distribution

Ipomoea robertsiana world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:269678-1
WFO ID wfo-0001297814
COL ID 6N8FF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Turbina robertsiana Ipomoea robertsiana Ipomoea uncinata