Harmandia mekongensis Baill.

Species

Angiosperms > Santalales > Olacaceae > Harmandia

Characteristics

Glabrous monoecious tree (6-)10-22(-40) m, fluted towards the base; bark pale fawn, greenish or whitish, flaky and corky; slash of inner bark whitish to pale yellow, granular; wood pale yellow. Branchlets slender, striate, zig-zag, older parts with linear lenticels. Leaves distichous, oblong or elliptic, sometimes lanceolate, short-acuminate, base cuneate to obtuse or rounded, (sub)coriaceous or parchmentlike, shagreened from minute warts especially beneath, dull and brittle in the dry state, 5-7 (-9) by 2.5-4 cm, nerves (5-) 6-8 (-10) pairs, rather inconspicuous on both faces; petiole 3-4 mm. Inflorescences racemose-corymbiform, c. 5-flowered, 1-1.5 cm; bracts scaly, minute. Flowers small, green. Calyx cupular and low initially, hardly sinuate-dented, very much accrescent in fruit. Petals connate below, forming a thickish urceolate corolla, 2 mm. ♂ Flowers: Stamens 4; filaments connate to a fleshy tube, 1.5 mm; anthers cordate, 0.5 mm. Rudiment of ovary generally present. ♀ Flowers: Staminodial tube without anthers. Ovary conical, tapering to a short style; stigmas 3, sessile. Drupe ovoid-ellipsoid, orange below, glaucous-green above, purple-black with a waxy bloom when dry, 2.5 (-3) by 1.3 (-2) cm, connate for c. 1 cm at the base with the enlarged persisting calyx which is free and collar-like spreading above, green turning yellow or pink-orange at maturity, 5-8 (-11) cm across, (1-) 2-3 (-4) cm high. Seed 1; pericarp fleshy, 0.5 mm; endocarp ligneous, 0.5 mm.
Life form perennial
Growth form tree
Growth support parasite
Foliage retention -
Sexuality
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 10.0 - 22.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

In primary lowland forest, hilly country, up to 300 m, apparently rare. The fruits are eaten by animals.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses material
Edible -
Therapeutic use -
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

Harmandia mekongensis unspecified picture

Distribution

Harmandia mekongensis world distribution map, present in China, Algeria, Indonesia, Iceland, Cambodia, Lao People's Democratic Republic, Malaysia, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:607842-1
WFO ID wfo-0000715762
COL ID 3JQZQ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Harmandia mekongensis Harmandia flavescens Harmandia kunstleri