Urceola javanica Boerl.

Species

Angiosperms > Gentianales > Apocynaceae > Urceola

Characteristics

Branchlets puberulent. Leaves papery to subcoriaceous; petiole 0.6-2 cm long; blade elliptic to oblong, 2.9-12.6 by 0.9-5.1 cm, 1.4-3.4 times as long as wide, apex acuminate, base rounded to cuneate, 4-11 pairs of secondary veins, puberulent on midrib beneath and in lateral vein axils, rarely puberulent all over beneath or glabrous. Inflorescence terminal and axillary forming panicles, delicate; densely pale pubescent, 1.9-13.1 cm long; pedicels 0.8-3.3 mm long. Sepals ovate, 0.6-1 by 0.5-0.7 mm, 1.1-1.8 times as long as wide, apex acute to acuminate, densely puberulent. Corolla white to yellowish; corolla lobes valvate in bud; bud ovoid, open corolla urceolate; tube 0.8-1.8 mm long, 1.2-2.5 times as long as lobes; lobes triangular, 0.5-0.8 by 0.4-0.8 mm; densely pubescent inside and outside. Stamens inserted at 0.2 mm from corolla base which is 0.1-0.2 of tube length; filament 0.2-0.4 mm long; anthers 0.9-1.5 by 0.3 mm, 3-5 times as long as wide. Disk 5-crenate or 5-dentate; 0.3-0.6 mm long. Ovaries 0.4-0.7 mm long; style and style head 0.6-0.9 mm long. Fruit shortly stipitate or not, dagger-shaped, tapering, glabrous, 5-11.5 by 0.4-1.9 cm. Seeds: grain 9.3-16.1 by 1.4-3.7 mm; coma 1.9-5.2 cm long.
Life form perennial
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Growth support climber
Foliage retention deciduous
Sexuality hermaphrodite
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Environment

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Hardiness (USDA) 9-12

Usage

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Cultivation

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Distribution

Urceola javanica world distribution map, present in Indonesia and Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:82589-1
WFO ID wfo-0000330484
COL ID 7DQN4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Hymenolophus romburghii Urceola javanica Xylinabaria bantamensis Chavannesia javanica Aganosma romburghii Echites javanicus Parsonsia javanica Urceola pilosa Xylinabaria koordersii