PNGTreesKey – Syzygium laqueatum Merr. & 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. 23: 257 (1942)
Field Characters: Small sub-canopy tree or Large canopy tree (up to 30 m high); Bole cylindrical (up to c. 50 cm diam.); straight (bole up to c. 10 m long, sometimes up to 24 m); buttresses buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark grey, brownish red, or pale brown, almost smooth or slightly rough, pustular (slightly (lenticels few and shallow), scaly or flaky, or irregularly fissured, lenticels rounded/swelling; Subrhytidome (under-bark) yellow (pale (straw-coloured) or white; less than 25 mm thick (0.125 inch), 3.0-6.0; bark blaze consisting of one layer; faintly to non-aromatic; outer blaze pale orange, yellow (pale (straw-coloured), pale red, or pale brown, markings absent, slightly fibrous; inner blaze pale brown, yellow (pale (straw-coloured), pale orange, or pale red, markings absent, slightly 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 base of leaf blade, not swollen; leaves broadest at or near middle, 9.0-16.0 cm, 5.0-6.0 cm; symmetric, entire, not dissected or lobed, acuminate, venation pinnate, secondary veins closed, not prominent, but visible, intramarginal veins present; leaves lower surface greenish yellow or green, upper surface dark green, indumentum (hairs) absent; present; domatia absent; stipules absent.
Flowers: Inflorescence axillary, flowers on a branched axis, cones absent; flowers bisexual, stalked, flowers with many planes of symmetry, 15.0-30.0 mm long, diameter large (more than10 mm diam.) (15-29 mm); perianth present, with distinct sepals and petals whorls, inner perianth white; 4, free; stamens 100, present, free of each other, free of the perianth (attached to hypanthium); ovary inferior, carpels joined (when more than one), locules 2; styles solitary, 1.
Fruits: Infrutescence arranged on branched axis, fruit 35.0-40.0 mm long, 40.0 (c.) mm diam., red, not spiny, fleshy, simple, indehiscent, drupe; seeds 1, much more than 10 mm long (30-35 mm long), not winged, broad (as wide as long), seed more than 10 mm diam. (c. 30 mm diam.).
Distribution: Morobe, Eastern Highlands, Southern Highlands & Northern.
in PNGplants database