Ipomoea crassipes Hook.

Species

Angiosperms > Solanales > Convolvulaceae > Ipomoea

Characteristics

Nearly glabrous to hairy laticiferous perennial with brownish black, tuberous, fusiform taproot up to ±100 mm in diameter. Stems annual, several from base, usually all ultimately prostrate, up to 750 mm long. Leaves very variable in shape and size, usually lanceolate to ovate, 15-80 x 3-28 mm, apex acute to obtuse, base usually truncate to rounded, entire; petiole up to ±10 mm long. Peduncles usually 1-flowered; bracts leafy, variable in size and shape, ovate-lanceolate or lanceolate-oblong, 5-20 mm long; pedicels usually shorter than 20 mm. Sepals unequal, 10-28 mm long, outer ones ovate, ± triangular or lanceolate, base often subcordate, inner ones linear. Corolla funnel-shaped, mauve to purple with lighter midpetaline areas, also pink or white with dark purple centre, 30-45 mm long, 35-60 mm wide. Capsule ovoid-globose, glabrous, apiculate, 8-10 mm in diameter. Seeds glabrous or pubescent, ±6 mm long. Flowering time September to April, mostly November to January.
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A very variable perennial; stems several, from a woody rootstock, erect or creeping, densely and softly hirsute or glabrous.. Leaf-blade ovate, elliptic or oblong to lanceolate, 1.2–8 cm. long, 0.4–4.5 cm. wide, obtuse or acute at the apex, truncate, rounded or even very slightly hastate or emarginate at the base, covered on both surfaces with long fulvous hairs, rarely glabrous; petiole 3–10 mm. long.. Flowers solitary or in small heads; peduncle 2.5–7 cm. long; bracts hairy at apex or middle of peduncle, linear to ovate, foliaceous, 4–20 mm. long, 1–9 mm. wide; pedicels 0.4–2 cm. long.. Sepals ovate, acute or drawn out to a narrow tip at the apex, rounded or subcordate at the base, the outer 1–2.2 cm. long, 0.7–1.1 cm. wide, the inner narrower, 0.8–2.2 cm. long, 2–8 mm. wide.. Corolla funnel-shaped, white, red or purple and white, 2.7–5 cm. long.. Capsule globose, glabrous, 7–9 mm. in diameter.. Seeds glabrous.
Glabrous to hairy perennial with latex; tuberous taproot up to 100? mm wide. Stems annual, prostrate, up to 750 mm long. Leaves variable, lanceolate or ovate, 15-80 mm long; petioles up to 10 mm long. Peduncles 1-flowered; bracts leafy, ± lanceolate, 5-20 mm long; pedicels < 20 mm long. Sepals unequal, 10-28 mm long, outer ones lanceolate, inner ones linear. Corolla funnel-shaped, mauve to purple, centre darker, midpetaline areas lighter, 30-45 mm long. Flowering time Sept.-Apr., mostly Nov.-Jan. Fruit an ovoid-globose, glabrous capsule, 8-10 mm wide. Seeds 6 mm long.
Perennial herb. Stems annual, procumbent, sometimes decumbent. Leaves petiolate; blade usually narrowly ovate to ovate, 15-80 x 3-28 mm, base truncate, rounded or slightly hastate, both surfaces covered with long, fulvous hairs. Flowers: peduncles usually 1-flowered, bracts leafy; calyx lobes unequal, 10-28 mm long, apices acute to obtuse; corolla 30-65 mm long, mauve to purple with lighter midpetaline bands, also pink or white with dark purple centre; Sep.-Jun. Fruit an ovoid-globose capsule, 8-10 mm in diameter; seeds glabrous or pubescent.
A herb. It has tubers. It puts up annual stems. These can be erect or trailing. The leaves vary but are usual oval or sword shaped. They are 2-8 cm long by 1-3 cm wide. They are hairy and are often purple around the edge. The leaf stalk is 1 cm long. The flowers occur singly. They are funnel shaped and mauve. They have leaf like bracts around them. The fruit is a capsule that splits open. It is 1 cm across.
Erect or creeping perennial herb. Leaves ovate, elliptic or oblong to lanceolate, base truncate, rounded or slightly hastate or subcordate, mostly covered on both surfaces with long fulvous hairs. Sepals ovate, acute or drawn out to narrow point, rounded or subcordate at base. Corolla 30-65 mm long. Flowers white, red or white with darker purple centre.
Leaf-lamina very variable in shape and size, usually ovate, elliptic or oblong to lanceolate, 1–11 × 0·3–4·5 cm., obtuse or acute at the apex, truncate, rounded or even very slightly hastate, emarginate or subcordate at the base, covered on both surfaces with long fulvous hairs, rarely glabrous; petiole 0·5–2·5 cm. long.
Stems several, from a woody fusiform rootstock, erect or creeping, up to 1·20 m. long, slender, densely and softly hirsute or occasionally glabrous, as are all other vegetative parts, peduncles, pedicels, bracts and sepals.
Flowers solitary or in small heads; peduncle 2–7 cm. long; bracts hairy at apex or middle of peduncle, linear to ovate, foliaceous, 0·3–2 cm.; pedicels somewhat thickened, 0·4–2 cm. long.
Sepals unequal, ovate, acute or drawn out to a narrow point at the apex, rounded or subcordate at the base, the outer 1–2·5 × 0·5–1 cm., the inner narrower 0·6–2·2 × 0·2–0·8 cm.
Corolla funnel-shaped, white, red or white with darker purple centre, 3–6·5 cm. long, midpetaline areas distinctly margined by raised veins, shortly hairy towards the apex.
Capsule globose, glabrous, apiculate.
A very polymorphic perennial herb.
Seeds glabrous or nearly so.
Ovary glabrous.
Life form perennial
Growth form herb
Growth support climber free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system creeping-root tap-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a subtropical plant. It grows in grassland. It grows between 120-1,400 m above sea level.
Light -
Soil humidity 1-3
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

The root tuber is eaten raw.
Uses medicinal
Edible roots tubers
Therapeutic use Charm (unspecified), Hiccup (unspecified), Root (unspecified), Fumitory (unspecified), Masticatory (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Ipomoea crassipes unspecified picture

Distribution

Ipomoea crassipes world distribution map, present in Angola, Brazil, Botswana, Ethiopia, Kenya, Lesotho, Mozambique, Malawi, Namibia, eSwatini, Tanzania, United Republic of, South Africa, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:268706-1
WFO ID wfo-0001297713
COL ID 3PVW7
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Aniseia calystegioides Ipomoea crassipes Ipomoea calystegioides Ipomoea patula

Lower taxons

Ipomoea crassipes var. hewittioides Ipomoea crassipes var. crassipes