PNGTreesKey – Elaeocarpus bakaianus Coode
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
Journal of the Arnold Arboretum Vol. 25: 233 (1944)
Other Literature: M.J.E. Coode, Handbooks of the Flora of Papua New Guinea 85 (1981)
Timber Group: Commercial hardwood
Field Characters: Large canopy tree (12-24 m high) or Small sub-canopy tree; Bole cylindrical (up to c. 60 cm diam.); crooked or straight (bole up to c. 15 m long); buttresses buttresses present (buttresses 0.3-1 m lomg) or buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark grey, rough, pustular, lenticels elongated vertically; Subrhytidome (under-bark) green; less than 25 mm thick, 10.0-12.0; bark blaze consisting of one layer; strongly aromatic; pleasant; outer blaze white or pink, markings absent, fibrous; inner blaze white or pink, markings absent, fibrous; bark exudate (sap) present, colourless, not readily flowing (spotty), colour changing on exposure to air, to red (pale pink), not sticky; terminal buds not enclosed by leaves.
Indumentum: Complex hairs absent; stinging hairs absent; mature twig indumentum (hairs) present, hairs dense.
Leaves: Leaves spaced along branches, spiral (leaves occurring singly at a node and arranged spirally up the branchlet), simple (a leaf composed of a single blade); petiole present, winged (to base (lamina decurrent), attached to base of leaf blade, not swollen; leaves broadest above middle or broadest at or near middle, 9.0-14.0 (-17.0) cm, 3.0-5.0 (-8.0) cm; symmetric, crenate, not dissected or lobed, infrequently obtuse or acute, venation pinnate, secondary veins open, prominent, intramarginal veins absent; leaves lower surface green, upper surface green, indumentum (hairs) present, indumentum (hairs) dense; absent; domatia absent; stipules absent.
Flowers: Inflorescence on the trunk or branches, flowers on an unbranched axis, cones absent; flowers bisexual, stalked, flowers with many planes of symmetry, 5.0-5.5 mm long, diameter small (up to10 mm diam.) (c. 5 mm diam.); perianth present, with distinct sepals and petals whorls, inner perianth white (cream-coloured); (4-) 5, free; stamens 15-20, present, free of each other, free of the perianth; ovary superior, carpels joined (when more than one), locules 3; styles solitary, 1.
Fruits: Infrutescence arranged on unbranched axis, fruit 12.0-15.0 mm long, blue, not spiny, fleshy, simple, indehiscent, drupe; seeds 1 (-2), about 10 mm long, not winged, narrow (longer than wide), seed 1-10 mm diam.
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