Ochrosia ackeringae Miq.

Species

Angiosperms > Gentianales > Apocynaceae > Ochrosia

Characteristics

Shrub or tree, 3-10 m high. Branchlets usually angular to subangular upwards, 2-4 mm diameter. Leaves in whorls of 2 or 3, coriaceous or papyraceous when dried; blades obovate, elliptic or narrowly so, 5.5-20 by 2.5-4.4 cm, ratio 2.1-4.6, base decurrent onto petiole, or cuneate, margin entire, apex usually acuminate, sometimes acute or cuspidate, very rarely shallowly retuse, rounded or truncate; secondary veins more than 35 pairs, at an angle of 75-85° from midrib, straight to rather arcuate ascending near the margin, not reaching the margin, joining, forming a submarginal vein. Inflorescence 2.5-10.7 cm long, terminal and axillary cymes, in whorls of 2 or 3; peduncle 1-6.9 cm long. Flowers fragrant, 8-20 on each inflorescence. Sepals ovate to broadly so, margin ciliolate, apex rounded, middle part of the lower half thick, ciliolate outside, smooth inside. Corolla white, villose inside, rather dense, forming a belt of 2 mm wide just below the insertion of stamens; tube 12.5 mm long, tube-calyx ratio 5.4-6.6, tube-lobes ratio 1. Stamens inserted at 3 mm below the mouth, 0.8 of the length of the corolla tube; filaments 0.5 mm long. Pistil 9 mm long; ovary ovoid, gradually narrowed at apex towards base of style; style 6.5 mm long, split at base. Fruit hemisyncarpous, V-shaped; mericarps united at base for 0.5-2.2(-3.2) cm, unequal in size, sometimes only one carpel developing; each mericarp ellipsoid or narrowly so, sometimes narrowly obovoid, base narrowed or rounded, apex acute or acuminate, acumen short and minute; endocarps massive, hard, surrounding 2 lateral spongy cavities of 0.3-0.4 cm diameter. Seeds 2 or 3 at either placenta.
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Small tree to 15 m high; trunk to 20 cm in girth. Leaves usually 2 or 3 per whorl; lamina elliptic, 6–15 cm long, 1.5–3.5 cm wide, attenuate at base, entire, obtuse, acute or very rarely acuminate at apex, glabrous; petiole c. 1 cm long. Flowers in dichasial cymes, fragrant, white. Calyx lobes ovate, c. 1 mm long, obtuse. Corolla tube c. 10 mm long; lobes narrowly elliptic, c. 7 mm long. Filaments c. 0.5 mm long. Style glabrous. Fruit V-shaped, the carpels united at the base, c. 3 cm long, 1 cm wide, fragrant, yellow.
Life form perennial
Growth form tree
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 10.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Primary forests behind the beach, in the upper basin, along the riverbanks, or open areas; on sandy soil, or shallow phosphatised limestone scree and brown clay loam; mainly at low elevations, ascending to 300 metres.
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A common species found on all terraces as part of the forest cover.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

UsesThe seeds are said to be edible either raw or cooked.
Uses food
Edible seeds
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

Ochrosia ackeringae unspecified picture

Distribution

Ochrosia ackeringae world distribution map, present in Australia, Indonesia, Malaysia, Philippines, Papua New Guinea, Russian Federation, and Solomon Islands

Conservation status

Ochrosia ackeringae threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:80486-1
WFO ID wfo-0000253092
COL ID 74F8Z
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Ochrosia littoralis Lactaria ackeringae Ochrosia ackeringae Excavatia littoralis Bleekeria ackeringae Bleekeria littoralis Ochrosia ackeringae var. angustifolia