Microdesmis caseariifolia Planch. ex Hook.

Species

Angiosperms > Malpighiales > Pandaceae > Microdesmis

Characteristics

Shrubs to understorey trees, up to 15(-30) m high, dbh up to 25 cm, widely branched above the middle; branches with numerous, laxly lateral branches, green, flowering branches 1.3-1.8 mm thick; youngest part hairy, glabrescent. Outer bark grey (with light patches) to light yellow to greenish to reddish brown to dark brown to blackish, smooth, c. 0.2 mm thick; inner bark khaki-green to white to yellowish to reddish, c. 1.7 mm thick; sapwood white to white yellow to yellowish to pale orange to pale brownish, medium hard, odourless, tasteless. Stipules 1-3 by 0.3-0.6 mm. Leaves: petiole 3-11 mm long, pilose to (sub)glabrous, glabrescent, green; blades (ovate to) elliptic (to obovate), 14-18.5 by 3.5-9.7 cm, length/width ratio 2.1-4.5, papery to coriaceous, base rounded to attenuate, margin recurved, indistinctly to distinctly serrulate, older ones entire, apex acuminate to caudate, tip mucronulate, upper surface glabrous except usually for the hairy basal part of the midrib, glossy dark green, usually drying bluish green, rather shiny, lower surface (sub)glabrous to hairy, lighter green, drying dull light green(-brown), venation not to slightly raised above, raised beneath, nerves 5-8 pairs. Flowers white to greenish yellow to yellow to orange, fragrant. Staminate flowers 2.8-5.5 mm diam.; pedicel 1.7-3 mm long, pilose to (sub)glabrous; calyx 0.8-1.3 mm high, lobes basally united, ovate, 0.7-0.8 by 0.6-0.8 mm; petals elliptic to obovate, 1.6-2.8 by 0.8-1.4 mm, apex rounded, often somewhat incurved; stamens 10, outer filaments c. 0.7-0.8 mm long, inner ones 0.5-0.6 mm long, anthers c. 0.4 by 0.3 mm, connective with long apiculate extension, often not yet (fully) developed in bud; pistillode warty, 0.8-1.3 by 0.5-0.6 mm, glabrous. Pistillate flowers 3.3-9 mm diam.; pedicel 2-2.7 mm long, hairy; calyx 1.3-2 mm high, lobes ovate, 0.8-1.2 by 0.9-1.2 mm, thick; petals elliptic to obovate, 2.5-4.8 by 1.2-2.8 mm, like those of staminate flowers; ovary 1.3-1.8 by 0.9-1.3 mm, 2-locular, glabrous, one ovule per locule; stigmas 0.9-1.3 mm long. Fruits pendant, ovoid, 5-6.5 by 5-6.5 mm, warty, light green turning to deep orange to red; endocarp dark brown. Seeds c. 3.2 by 2 mm, black, crustaceous.
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Shrubs or treelets, 3-8 m tall. Stem scabrous; young branches pubescent, glabrescent with age. Petiole 3-6 mm, pubescent to glabrous; leaf blade lanceolate, oblong-lanceolate, or oblong, 6-16 × 2.5-5 cm, papery to thinly leathery, both surfaces glabrous or abaxially sparsely puberulent along midrib when young, base cuneate or broadly so, inequilateral, margin crenulate or subentire, apex acuminate, sometimes caudate; lateral veins in 4-6 pairs, delicate. Flowers yellow, small, in axillary fascicles. Male flowers: pedicel 2-3 mm; sepals ovate, ca. 1 mm; petals elliptic, ca. 2 mm; stamens 10, outer 5 longer, connective triangular or caudate-acuminate, inner 5 reduced to fleshy staminodes. Female flowers: sepals and petals slightly larger than those of male flowers; ovary globose, 2-celled. Drupe red when mature, globose, ca. 5 mm, scabrous, 2-seeded. Fl. Mar-Sep, fr. Jul-Nov.
A shrub or small tree. It grows 3-8 m tall. The leaves are oblong or sword shaped. They are 6-16 cm long by 3-5 cm wide. The base is wedge shaped and unequal. The flowers are yellow.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 10.0
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 c3

Environment

An understorey tree on level to hilly terrain in primary lowland (dipterocarp) rainforest to mixed deciduous forest, riverine forest, secondary forest, logged areas, in thickets; at elevations from 10-800 metres.
More
A tropical plant. It grows in dense forests between 200-800 m above sea level.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

UsesFresh plant juice is used against caries. Sometimes the timber is used for house construction (posts).
Uses fuel material medicinal timber wood
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 -

Images

Microdesmis caseariifolia unspecified picture

Distribution

Microdesmis caseariifolia world distribution map, present in China, Indonesia, Iceland, Lao People's Democratic Republic, Myanmar, Philippines, Thailand, and Viet Nam

Conservation status

Microdesmis caseariifolia threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:352290-1
WFO ID wfo-0000243094
COL ID 42V6W
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Microdesmis caseariifolia f. sinensis Microdesmis caseariifolia Tetragyne acuminata Microdesmis philippinensis