PNGTreesKey – Dracontomelon dao Merr. & Rolfe
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
Philippine Journal of Science Vol. 3: 108 (1908)
Other Literature: Ding Hou, Flora Malesiana, Series 1 470-473 (1978) Fig. 31-32.
Timber Group: Occasional timber species
Field Characters: Large canopy tree (up to 36 m high); Bole cylindrical (70-100 cm diam.); straight (bole c. 15 m high); buttresses buttresses present; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark brown, rough, slightly pustular or slightly scaly or flaky, lenticels irregular; Subrhytidome (under-bark) pale green; less than 25 mm thick, 10.0; bark blaze consisting of one layer; faintly to non-aromatic; outer blaze pink, markings absent, fibrous; inner blaze pink, markings absent, fibrous; bark exudate (sap) present, colourless, not readily flowing (spotty), colour changing on exposure to air, to golden-coloured (pale honey-like), slightly sticky; terminal buds not enclosed by leaves.
Indumentum: Complex hairs absent; stinging hairs absent; mature twig indumentum (hairs) present, hairs sparse.
Leaves: Leaves spaced along branches, 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, at base 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), broadest below middle, 7.0-11.0 cm, 3.3-6.0 cm, sub-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, indumentum (hairs) absent; absent; domatia present, scattered along midrib; stipules absent.
Flowers: Inflorescence axillary (often leaf already fallen off), flowers on a branched axis, cones absent; flowers bisexual, stalked, flowers with many planes of symmetry, 6.0-7.0 mm long, diameter small (up to10 mm diam.) (5-6 mm diam.); perianth present, with all sepals and/or petals (hence tepals) similar, inner perianth pale green; 5, free; stamens 5, present, free of each other, joined to the perianth; ovary superior, carpels joined (when more than one), locules 2; styles solitary, 1.
Fruits: Infrutescence arranged on branched axis, fruit 12.0-25.0 mm long, 25.0-30.0 mm diam., yellow or green, not spiny, slightly fleshy, simple, indehiscent, drupe; seeds 1, about 10 mm long, not winged, broad (as wide as long) (wider than long), seed more than 10 mm diam. (c. 20 mm diam.).
Distribution: West Sepik, Madang, Morobe, Western, Gulf, Central, Northern, Milne Bay, Papuan Islands, New Britain, New Ireland & Manus.
in PNGplants database