PNGTreesKey – Syzygium variabile T.G.Hartley & L.M.Perry
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
Journal of the Arnold Arboretum Vol. 54 Part. (2): 195 (1973)
Other Literature: Hartley & Perry, Journal of the Arnold Arboretum 195 (1973)
Timber Group: Occasional timber species
Field Characters: Small sub-canopy tree (up to c. 20 m high); Bole cylindrical (c. 20 cm diam.); crooked; buttresses buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark dark brown, rough, fissured; Subrhytidome (under-bark) brown or red; less than 25 mm thick; bark blaze with two layers; faintly to non-aromatic; outer blaze yellowish white, yellow (pale (straw-coloured), pale brown, or brownish red, markings absent, fibrous; inner blaze yellow (pale (straw-coloured), brownish red, pale brown, or yellowish white, markings absent, smooth; 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 base of leaf blade, not swollen; leaves broadest at or near middle, (5.0-) 8.0-12.0 cm, 3.0-5.0 cm; symmetric, entire, not dissected or lobed, sub acute or acuminate (shortly), venation pinnate, secondary veins closed, not prominent, but visible, intramarginal veins present; leaves lower surface green, upper surface dark green (glossy), indumentum (hairs) absent; present; domatia absent; stipules absent.
Flowers: Inflorescence leaf-opposed, flowers single, cones absent; flowers bisexual, stalked, flowers with many planes of symmetry, 15.0-40.0 mm long, diameter large (more than10 mm diam.) (c. 15 mm diam.); perianth present, with distinct sepals and petals whorls, inner perianth white or greenish yellow; 4, 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 arranged on branched axis, fruit 15.0 (c.) mm long, 10.0 (c.) mm diam., white, not spiny, fleshy, simple, indehiscent, drupe; seeds 1, about 10 mm long, not winged, broad (as wide as long), seed 1-10 mm diam. (c. 8 mm diam.).
Distribution: Morobe, Western Highlands, Eastern Highlands & Milne Bay.
in PNGplants database
Notes: Notes The size and colour of mature fruits is based on a few collections and, at least, some of these are probably immature.