Trichosanthes pilosa Lour.

Species

Angiosperms > Cucurbitales > Cucurbitaceae > Trichosanthes

Characteristics

Stems slender, grooved, pubescent. Petiole 4-12 cm, striate, densely pubescent; leaf blade ovate-cordate to suborbicular, 7-19 × 7-8 cm, papery, unlobed or very shortly 3-lobed or 3-5-lobed to middle or to base; median lobe ovate, oblong, or obovate-oblong, abaxially pubescent, adaxially glabrous or very shortly puberulent, margin distantly denticulate or dentate, apex acuminate. Male peduncle 10-26 cm, striate, densely pubescent; bracts lanceolate or oblanceolate, ca. 1.6 × 0.5-0.6 cm, attenuate to base, margin triangular-dentate, apex acuminate; calyx tube subcylindric, slightly dilated at apex, ca. 5 cm; segments triangular-ovate, 7-10 × 2-3 mm, entire. Female flowers solitary; pedicel 1-1.3 cm, striate, densely pubescent; calyx tube cylindric, 2-5 × 0.2-0.3 cm, glabrous or pubescent; ovary ovoid, 1-1.5 × 0.3-0.5 cm. Fruit ovoid or oblong, 5-7 × 2.5-4 cm, smooth, base rounded, apex acuminate, beaked. Seeds subquadrangular, 7-9 × 7-8 mm, longitudinally surrounded by 2 thick ridges, thick near middle; 3-loculed with 2 lateral locules empty. Fl. May-Sep, fr. Sep-Dec. 2n = 22.
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Dioecious, apparently annual; stems to several metres long, pubescent. Tendrils 2-branched. Leaves ovate; lamina 7–14 cm long, 7–13 cm wide, mostly unlobed, denticulate, acute, mucronate, rarely shallowly 3-lobed, pubescent on both sides with uni-and multicellular hairs, sparsely so above; petiole 3–9 cm long. Male flowers in 2–10-flowered racemes 3–13 cm long, sparsely to densely glandular-hairy; peduncle 2–7 cm long; bracts narrowly ovate to obovate, acute, 4–7 mm long; pedicels 5–12 mm long, rarely solitary; hypanthium 24–30 mm long; calyx lobes narrowly triangular, 3–5 mm long, rarely denticulate; corolla lobes triangular to ovate, 5–10 mm long, the fringe to 25 mm long. Female flowers not seen. Fruit ovoid, 4–6 cm long, 3–4 cm diam., red; pedicel 1.5–2 cm long. Seeds numerous, 3-locular, broadly ovate, 5–7 mm long, tumid, grooved between locules, pale brown.
Dioecious. Stems climbing to several metres, sparsely pubescent. Tendrils 2-branched. Leaves broadly ovate to suborbicular, cordate at base; lamina 7–15 cm long, 6–15 cm wide, unlobed to deeply 3–5-lobed; lobes ovate to obovate, denticulate, obtuse or acute, mucronate; scabrid above, densely pubescent to velvety beneath; petiole 2–6 cm long. Male flowers in 4–12-flowered racemes 6–20 cm long; peduncle 3–10 cm long; bracts narrowly obovate, acute, 5–10 mm long, dentate; pedicels 5–20 mm long; hypanthium 15–35 mm long; calyx lobes narrowly triangular, 4–8 mm long; corolla-lobes triangular to ovate, 5–8 mm long; fringe to 25 mm long. Female flowers: pedicels 2–3 cm long. Fruit ovoid to ellipsoidal, attenuate, 8–10 cm long, 2.5–3 cm diam., glabrous. Seeds many, 3-locular, broadly ovate, 6–8 mm long, tumid, grooved between locules, brown.
A pumpkin family plant. It is a climbing vine. The stems are slender and grooved. They are hairy. The leaves are oval or round and 5-13 cm long by 5-12 cm wide. They are pale green underneath. The fruit are oval and orange to red. They are 6-7 cm long by 4-6 cm wide. They are smooth and have a beak.
Life form perennial
Growth form herb
Growth support climber
Foliage retention -
Sexuality dioecy
Pollination -
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Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a subtropical plant. It grows in dense forests and on mountain slopes between 600-1,700 m above sea level in China.
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Trailing or climbing in rainforest.
Grows as a vine in rainforest.
Light -
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Hardiness (USDA) 7-12

Usage

The immature fruit are preserved in salt or miso. The tubers are used for starch.
Uses food medicinal
Edible fruits roots tubers
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 14 - 30
Germination temperacture (C°) 18 - 23
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Images

Trichosanthes pilosa unspecified picture

Distribution

Trichosanthes pilosa world distribution map, present in Australia, China, Indonesia, India, Myanmar, Malaysia, Philippines, Papua New Guinea, Thailand, Taiwan, Province of China, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:294274-1
WFO ID wfo-0000408111
COL ID 7D54S
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Trichosanthes baviensis Trichosanthes pilosa Trichosanthes formosana Trichosanthes boninensis Trichosanthes ascendens Trichosanthes trichocarpa Trichosanthes mafuluensis Trichosanthes rostrata Trichosanthes pierrei Platygonia kaempferi Trichosanthes hainanensis Trichosanthes hearnii Trichosanthes chinensis Trichosanthes chingiana Trichosanthes vanoverberghii Trichosanthes okamotoi Anguina cucumerodes Anguina pilosa Trichosanthes cavaleriei Trichosanthes cucumeroides var. cavaleriei Trichosanthes cucumeroides var. hainanensis Trichosanthes cucumeroides var. formosana Trichosanthes matsudae Anguina hearnii Trichosanthes cucumeroides var. stenocarpa Trichosanthes ovigera var. sikkimensis Trichosanthes himalensis var. indivisa Trichosanthes holtzei Trichosanthes ovigera var. boninensis Trichosanthes vanoverberghii var. breviloculata

Lower taxons

Trichosanthes pilosa var. roseipulpa