PNGTreesKey – Quintinia microphylla Hatus.
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
Timber Group: Non-timber species
Field Characters: Large canopy tree (c. 20-25 m high) or Small sub-canopy tree; Bole cylindrical (c. 30 cm diam.); straight (bole c. 15 m long); buttresses buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark brown, rough, pustular, lenticels elongated vertically; Subrhytidome (under-bark) green or yellow; less than 25 mm thick, 10.0-12.0; bark blaze consisting of one layer; faintly to non-aromatic; pleasant; outer blaze white or yellow (pale (straw-coloured), with stripes, fibrous; inner blaze white or yellow (pale (straw-coloured), with stripes, fibrous; bark exudate (sap) present, colourless, not readily flowing (spotty), colour changing on exposure to air, to orange, 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, spiral (leaves occurring singly at a node and arranged spirally up the branchlet), simple (a leaf composed of a single blade); petiole present, not winged, attached to base of leaf blade, not swollen; leaves broadest above middle, 18.0-22.0 cm, 7.0-8.0 cm; symmetric, entire, not dissected or lobed, emarginate or retuse, venation pinnate, secondary veins open, not visible, intramarginal veins absent; leaves lower surface pale green, upper surface dark green, indumentum (hairs) absent; absent; domatia absent; stipules absent.
Flowers: Inflorescence axillary, flowers on an unbranched axis, cones absent; flowers bisexual, stalked, flowers with many planes of symmetry, 2.0-3.0 mm long, diameter small (up to10 mm diam.) (3-4 mm diam.); perianth present, with distinct sepals and petals whorls, inner perianth white; 4, free; stamens 4, present, free of each other, free of the perianth (joined at base of corolla); ovary inferior, carpels joined (when more than one), locules 5; styles solitary, 1.
Fruits: Infrutescence arranged on unbranched axis, fruit 25.0 (c.) mm long, 20.0 (c.) mm diam., yellow or yellowish green, not spiny, non-fleshy, simple, dehiscent, capsule; seeds 20-(or more)-50, to about 5 mm long, not winged, narrow (longer than wide), seed less than 1 mm diam.
in PNGplants database