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

Cryptocarya percrassa Kosterm.

Reinwardtia Vol. 7: 323 (1968)

Family: Lauraceae
Dicotyledon

Timber Group: Commercial hardwood

Field Characters: Emergent tree (up to c. 40 m high); Bole cylindrical (up to c. 140 cm diam.); straight; Bark dark brown; exudate (sap) absent; 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 at or near middle, 11.0-16.0 cm, 5.0-7.0 cm; symmetric, entire, not dissected or lobed, obtuse, venation pinnate, secondary veins open, prominent, 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 a branched axis, cones absent; flowers bisexual, stalked, flowers with many planes of symmetry, 3.0-4.0 mm long, diameter small (up to10 mm diam.) (3-4 mm diam.); perianth present, with all sepals and/or petals (hence tepals) similar, inner perianth green or yellow; 3 (outer perianth 3, inner perianth 3), free; stamens 9, present, free of each other, free of the perianth; ovary superior, carpels solitary, locules 1; styles solitary, 1.

Fruits: Infrutescence single or arising from single point (in pairs), fruit 10.0 (c.) mm long, 10.0 (c.) mm diam., dark purple, not spiny, fleshy, simple, indehiscent, drupe; seeds 1, about 10 mm long (c. 8 mm long), not winged, broad (as wide as long), seed 1-10 mm diam. (7-8 mm diam.).

Distribution: Morobe.

Botanical records in PNGplants database Map details

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