PNGTreesKey – Garcinia schraderi Lauterb.


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

Garcinia schraderi Lauterb.

Botanische Jahrbucher für Systematik, Pflanzengeschichte und Pflanzengeographie Vol. 58: 43 (1922)

Family: Clusiaceae

Timber Group: Occasional timber species

Field Characters: Large canopy tree (20-30 m high) or Small sub-canopy tree; Bole cylindrical (up to c. 50 cm diam.); straight (bole up to c. 30 m long); buttresses buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark pale brown, slightly rough, pustular, lenticels elongated vertically; Subrhytidome (under-bark) pale orange or pale pink; less than 25 mm thick, 8.0-10.0; bark blaze with two layers; faintly to non-aromatic; outer blaze pink or brown, with stripes; inner blaze white or pale yellow, markings absent; bark exudate (sap) present, colourless, not readily flowing (spotty), colour not changing on exposure to air, sticky; terminal buds not enclosed by leaves.

Indumentum: Complex hairs absent; stinging hairs absent; mature twig indumentum (hairs) absent.

Leaves: Leaves spaced along branches, opposite (in pairs, opposite one another on 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, 35.0-40.0 cm, 15.0-20.0 cm; symmetric, entire, not dissected or lobed, obtuse, venation pinnate, secondary veins open, not prominent, but visible, intramarginal veins absent; leaves lower surface green, upper surface dark green (sub-glossy), indumentum (hairs) absent; absent; domatia absent; stipules absent.

Flowers: Inflorescence axillary, flowers single, cones absent; flowers bisexual, stalked, flowers with many planes of symmetry; perianth present, with distinct sepals and petals whorls; 5, free; stamens 100, present (but very short), free of each other, free of the perianth; ovary inferior, carpels joined (when more than one), locules 2; styles absent (stigma sessile).

Fruits: Infrutescence single, fruit 20.0 (c.) mm long, green (probably immature), not spiny, fleshy, simple, indehiscent, berry; seeds much more than 10 mm long, not winged, broad (as wide as long), seed more than 10 mm diam.

Distribution: Morobe.

Garcinia schraderi
Botanical records
in PNGplants database

Map details


Notes: Notes Often included in the family Guttiferae.