Aquilaria urdanetensis Hallier F.

Species

Angiosperms > Malvales > Thymelaeaceae > Aquilaria

Characteristics

Slender shrub, up to 7 m. Bark dull grey and smooth. Young branchlets whitish pubescent, glabrescent. Leaves chartaceous, shining on both surfaces, young leaves pubescent beneath especially on the nerves and veins, glabrescent, elliptic-oblong to broadly lanceolate, 4-9 by 1.5-3.25 cm; base cuneate to attenuate; margins slightly thickened and shining on both surfaces; apex acuminate, the acumen up to 1 cm, pointed or obtuse at the tip; nerves and veins undistin-guishable, numerous, divaricate, subparallel, some of them branched, distinct beneath, obsolete above; petiole 3-4 mm. Inflorescences axillary, sessile or very short peduncled, usually with a few, very small, caducous bracts, 2-or 3-flowered; pedicels c. 3.5 mm, sparsely pubescent. Flowers short-tubular, 5-6 mm long, yellowish. Floral tube 3½-4 mm long, sparsely pubescent outside, pubescent towards the base and at the mouth inside. Calyx lobes 5(-6), ovate and obtuse, sparsely pubescent outside, densely puberulous inside, 1½-2 mm long. Petaloid appendages obscure, rim-like. Stamens free from the tube slightly below the petaloid appendages, 2/3-1.5 mm, episepalous ones with a filament shorter than the anther or as long as it, the others sessile. Pistil c. 2 mm long. Ovary ellipsoid, densely puberulous, narrowed into a short style c. 1 mm; stigma nipple-like. Fruits globose or slightly obovate, glabrous when mature, c. 8 mm diam., with a slender stipe 3-6 mm; persistent floral tube splitting on one side. Seed ovoid, plano-convex, black, c. 1 cm long, with a short caruncle-like appendage.
Life form annual
Growth form
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 6.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

In the mossy forest on exposed ridges, c. 1700 m (cf. MERR. En. Philip. 3 1923 131 ).
More
Mossy forests, growing on exposed ridges at elevations around 1,700 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

Uses essential oil medicinal wood
Edible -
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

Aquilaria urdanetensis world distribution map, present in Malaysia and Philippines

Identifiers

LSID urn:lsid:ipni.org:names:830852-1
WFO ID wfo-0000541099
COL ID FZN9
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Aquilaria urdanetensis Gyrinopsis urdanetensis