Microtropis sumatrana Merr.

Species

Angiosperms > Celastrales > Celastraceae > Microtropis

Characteristics

Small tree up to 17 m. Branchlets terete. Incipient bracts conspicuous, 7-15 mm long. Leaves chartaceous to subcoriaceous, elliptic-or ovate-oblong, 12-23 by 6-11 cm; base acute; apex acute to acuminate; nerves 6-11 pairs; petioles 1-2 cm. Thyrses and/or cymes up to 4.5 cm, simple or 2-3 dichotomously branched; peduncle 1-3 cm, rarely very short. Flowers white; bracteoles small, 1½-2 mm long, short-fimbriate. Calyx lobes suborbicular or reniform, 2-3 by 2-3.5 mm, concave, stiff, smooth inside, usually irregularly split, short-lacerate, venation visible but not elevated. Petals oblong, 3-3.5 by 1.25-1.5 mm, obtuse. Stamens 1.5-1.75 mm long; filaments dorso-basifixed, flat, gradually dilated towards the base, united at the lower half; anthers suborbicular, ¼ mm long, obtuse, sometimes obscurely apiculate. Pistil c. 1.5 mm long, gradually narrowed towards the apex; apex 4-lobed, or obtuse (in young flowers). Fruits ellipsoid, broad-obovoid, or ovoid-oblong, 15-17 by 8-11½ mm, furfuraceous, glabrescent, slightly rugose, acuminate at the apex.
Life form -
Growth form tree
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 17.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

In lowland and mossy forest (800-1050 m); in Sumatra at low altitude, once noted on sandstone.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses -
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 -

Distribution

Microtropis sumatrana world distribution map, present in Indonesia and Malaysia

Identifiers

LSID urn:lsid:ipni.org:names:162226-1
WFO ID wfo-0000376757
COL ID 4397Q
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Microtropis sumatrana