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PNGTreesKey Flindersia amboinensis Poir.

 

Barry Conn (NSW) & Kipiro Damas (LAE).
Guide to trees of Papua New Guinea
Copyright held by the authors, National Herbarium of New South Wales, and Papua New Guinea National Herbarium

Flindersia amboinensis Poir.

Encyclopédie Méthodique. Botanique ... Supplement 4 Vol. Supplement 4: 650

Family: Rutaceae
Dicotyledon

Timber Group: Minor hardwood

Field Characters: Small sub-canopy tree (up to c. 15 m high); Bole cylindrical (up to c. 50 cm diam.); straight (bole 6-8 m long); buttresses buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark grey or reddish brown, slightly rough or smooth, slightly fissured; Subrhytidome (under-bark) green (olive-green), mottled, brown, or pale yellow; less than 25 mm thick, (6.0-) 8.0-14.0; bark blaze consisting of one layer; faintly to non-aromatic; outer blaze pale yellow, pale brown, or yellowish green, markings absent, sub fibrous; inner blaze yellowish green, pale brown, or pale yellow, markings absent, sub fibrous; bark exudate (sap) present, colourless, not readily flowing (spotty), colour not changing on exposure to air, not sticky; terminal buds not enclosed by leaves.

Indumentum: Complex hairs absent; stinging hairs absent; mature twig indumentum (hairs) absent.

Leaves: Leaves spaced along branches, sub opposite (in pairs, opposite one another on the branchlet) or spiral (leaves occurring singly at a node and arranged spirally up the branchlet), compound (a leaf made up from two or more leaflets); petiole present, not winged, attached to base of leaf blade, not swollen; leaves pinnate (unbranched with more than three leaflets); petiolule not swollen; rachis present, absent, absent; leaves with a terminal leaflet (the number of leaflets odd - imparipinnate), sometimes equally broad throughout much of length, broadest at or near middle, or broadest below middle, 10.0-14.0 cm, 4.0-5.0 cm, leaflets opposite, asymmetric, terminal developing leaflet buds straight; venation pinnate, secondary veins open, prominent, intramarginal veins absent; leaves lower surface pale green, upper surface dark green (glossy), indumentum (hairs) absent; absent; domatia absent; stipules absent.

Flowers: Inflorescence axillary, flowers single, cones absent; flowers bisexual, stalked, flowers with many planes of symmetry, 4.0-5.0 mm long, diameter small (up to10 mm diam.) (c. 3 mm diam.); perianth present, with distinct sepals and petals whorls, inner perianth white or cream-coloured (sometimes with brownish tinge); 5, some or partly joined (shortly at base) or free; stamens 5, present, free of each other, free of the perianth; ovary superior, carpels joined (when more than one) (5), locules 10 (2 per carpel); styles solitary, 1.

Fruits: Infrutescence single, fruit 120.0-150.0 mm long, 35.0-40.0 mm diam., brown, spiny, non-fleshy, simple, dehiscent, capsule; seeds 30 (c.), much more than 10 mm long, winged, narrow (longer than wide), seed 1-10 mm diam. (seed flattened).

Distribution: West Sepik, East Sepik, Madang, Morobe, Western Highlands, Southern Highlands, Western, Gulf, Central, Northern & Milne Bay.


Flindersia amboinensis
Botanical records
in PNGplants database

Map details



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