PNGTreesKey – Syzygium buettnerianum Nied.
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 Natürlichen Pflanzenfamilien Vol. 3 Part. 7: 85 (1893)
Other Literature: B.P.M. Hyland, Australian Journal of Botany 62-64 (1983) Fig. 19.
Timber Group: Major exportable hardwood
Field Characters: Occasionally Emergent tree, Large canopy tree (20-50 m high), or Small sub-canopy tree; Bole cylindrical (up to c. 100 cm diam.); straight (bole 12-30 m long); buttresses buttresses present (buttresses up to 1.5 m high); spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark brownish red or reddish brown, slightly rough, scaly or flaky (papery); Subrhytidome (under-bark) green; less than 25 mm thick (c. 12 mm), (5.0-) 10.0-14.0; bark blaze consisting of one layer; faintly to non-aromatic; outer blaze red or brown, markings absent, fibrous or granular without splinters; inner blaze red or brown (gradually becoming slightly paler towards sapwood than outer blaze layer), markings absent, granular without splinters or fibrous; bark 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, opposite (in pairs, opposite one another on the branchlet), simple (a leaf composed of a single blade); petiole present, not winged, attached to surface of leaf blade, not swollen; leaves broadest at or near middle, 7.0-14.0 cm, 3.0-6.5 cm; symmetric, entire, not dissected or lobed, acuminate, venation pinnate, secondary veins closed, prominent, intramarginal veins absent; leaves lower surface dull green, upper surface dark green (glossy), indumentum (hairs) absent; present; domatia absent; stipules absent.
Flowers: Inflorescence terminal, flowers on a branched axis (with axes of inflorescence scaly), cones absent; flowers bisexual, stalked, flowers with many planes of symmetry, 6.0-9.0 mm long, diameter small (up to10 mm diam.); perianth present, with distinct sepals and petals whorls, inner perianth pink, dark red, or purple; 5, free; stamens 100, present, free of each other, free of the perianth; ovary inferior, carpels joined (when more than one), locules 2; styles solitary, 1.
Fruits: Infrutescence single, fruit (13.0-) 15.0-20.0 mm long, 13.0-20.0 mm diam., dark red or black, not spiny, fleshy, simple, indehiscent, drupe; seeds 1, about 10 mm long (7-15 mm long), not winged, broad (as wide as long), seed more than 10 mm diam. (7-15 mm diam.).
Distribution: West Sepik, East Sepik, Madang, Morobe, Western Highlands, Eastern Highlands, Southern Highlands, Western, Central & Northern.
in PNGplants database