PNGTreesKey – Elaeocarpus sphaericus Schum.
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
in Engler & Prantl, Die Naturlichen Pflanzenfamilien 3, Vol. 6: 5 (1890)
Other Literature: M.J.E. Coode, Handbooks of the Flora of Papua New Guinea 87-88 (1981)
Timber Group: Commercial hardwood
Field Characters: Large canopy tree (up to 40 m high); Bole cylindrical (up to c. 60 cm diam.); straight (bole up to c. 15 m long); buttresses buttresses present (usually buttresses usually thin, widely spreading, 5-6 m high); spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark brown, slightly rough or smooth, slightly fissured or pustular; Subrhytidome (under-bark) green; less than 25 mm thick (5 mm), 6.0-8.0; bark blaze consisting of one layer; strongly aromatic; pleasant; outer blaze white (cream-coloured) or pale brown, markings absent, fibrous; inner blaze white (cream-coloured) or pale brown, markings absent, 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) sometimes present or absent, hairs dense to sparse.
Leaves: Leaves clustered at end of branches to 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, slightly winged, attached to base of leaf blade, not swollen; leaves broadest above middle or broadest at or near middle, 12.0-17.0 cm, 4.0-6.0 cm; symmetric, crenate, not dissected or lobed, acute, venation pinnate, secondary veins open, not prominent, but visible, intramarginal veins absent; leaves lower surface pale green or green, upper surface green (glossy), indumentum (hairs) absent or sometimes present, indumentum (hairs) sparse; 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, 12.0-15.0 mm long, diameter small (up to10 mm diam.); perianth present, with distinct sepals and petals whorls; (4-) 5, free; stamens 35 (c.), present, free of each other, free of the perianth; ovary superior, carpels joined (when more than one), locules 5 (-7); styles solitary, 1.
Fruits: Infrutescence arranged on branched axis, fruit 20.0 mm long, bright blue or purplish purple, not spiny, fleshy, simple, indehiscent, drupe; seeds (1-) 2-5 (-7), much more than 10 mm long (including stone), not winged, broad (as wide as long), seed 1-10 mm diam.
Distribution: West Sepik, East Sepik, Morobe, Western Highlands, Eastern Highlands, Southern Highlands, Western, Gulf, Central, Northern, Milne Bay, New Britain & Manus.
in PNGplants database