Urceola micrantha (wall. ex G.don) D.j.middleton

Species

Angiosperms > Gentianales > Apocynaceae > Urceola

Characteristics

Branches pale lenticellate; branchlets minutely puberulent, rarely glabrous. Leaves papery to subcoriaceous; petiole 0.6-2 cm long; blade elliptic to ovate, 2.8-18 by 1.1-5.7 cm, 1.7-3.7 times as long as wide, apex acuminate, base cuneate to rounded, 3-7 pairs of secondary veins, strongly ascending, tertiary venation weakly scalariform and reticulate, glabrous or with a puberulent petiole, usually with hairs in the axils of the secondary veins with the midrib, occasionally completely glabrous, sometimes punctate beneath. Inflorescence of axillary and terminal cymes, usually forming a panicle; puberulent, rarely glabrous, 5.8-19.5 cm long; pedicels 0.6-6.2 mm long. Sepals ovate, sometimes reflexed, 0.5-1 by 0.4-0.8 mm, 0.9-2 times as long as wide, apex abruptly acuminate, obtuse or apiculate, puberulent or glabrous, ciliate, with colleters only at edges of sepals at base inside. Corolla white or greenish white; lobes dextrorse; bud ovoid, open corolla campanulate; tube 0.7-1.5 mm long, (0.8-)1-2.5 times as long as lobes; lobes falcate to the right, 0.6-1.2 mm long; glabrous outside, rarely sparsely pubescent on upper parts, pubescent inside. Stamens inserted a 0.2-0.5 mm from corolla base which is 0.1-0.4 of tube length; filament 0.1-0.5 mm long; anthers 0.9-1.3 by 0.3-0.4 mm, 2.3-3.3 times as long as wide. Disk 5-crenate; 0.2-0.4 mm long. Ovaries 0.3-0.7 mm long; style and style head 0.6-0.9 mm long. Fruit not stipitate, linear, mostly divergent, lenticellate, glabrous, 6.7-25 by 0.3-1 cm. Seeds: grain 7.3-18 by 2.2-3.9 mm; coma 2.8-6 cm long.
More
Lianas to 50 m. Stems 10-30 cm in diam.; branches often lenticellate. Petiole puberulent, 1.5-3 cm; leaf blade elliptic or narrowly ovate, 5-15 X 1.5-6 cm, base obtuse, apex narrowly acuminate, glabrous; lateral veins 3-7 pairs. Cymes paniculate, compact, to 9 cm; peduncle pubescent. Sepals ovate, ca. 0.8-1 mm, apex subacute. Corolla pink, lobes oblong, as long as to longer than tube, to 2 mm, 1-toothed near base. Filaments ca. 0.5 mm; disc ringlike. Ovary pilose. Pistil head conical. Follicles narrowly ovoid, 9-23 X (0.4-)1-1.2 cm, base dilated. Seeds oblong, 2-4 cm, coma ca. 4 cm. Fl. Mar-Jun, fr. Jun-Dec.
A herb.
Life form perennial
Growth form shrub
Growth support climber
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 50.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Valleys, stream edges and shrub thickets. Mixed forests, brushwoods at elevations from 300-1000 metres.
More
Mixed forests, brushwoods; at elevations of 300-1,000 metres in China.
It is a tropical plant. In Yunnan.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 8-12

Usage

The young leaves are used as a flavouring or spice.
Uses dye material medicinal spice
Edible leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Urceola micrantha world distribution map, present in Bangladesh, China, India, Japan, Cambodia, Lao People's Democratic Republic, Myanmar, Malaysia, Nepal, Thailand, Taiwan, Province of China, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:977796-1
WFO ID wfo-0000330495
COL ID 7DQLN
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Parabarium brachiatum Parabarium cambodiensis Parabarium candollei Parabarium chevalieri Parabarium spireanum Parabarium utile Parabarium vernetii Urceola linearicarpa Urceola micrantha Urceola montana Parabarium diu-do Parabarium langbiani Parabarium linocarpum Chavannesia montana Ecdysanthera brachiata Ecdysanthera micrantha Ecdysanthera multiflora Ecdysanthera utilis Echites brachiatus Cudicia gyrandra Ecdysanthera annamensis Ecdysanthera langbiani Ecdysanthera linearicarpa Ecdysanthera linocarpa Echites micranthus Parabarium utile var. kerrii Parabarium diu-do var. longifolia Ecdysanthera cambodiensis Parabarium linearicarpum Parabarium micranthum Parabarium multiflorum Ecdysanthera linocarpum