PNGTreesKey – Syzygium phaeostictum 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

Syzygium phaeostictum Merr. & L.M.Perry

Journal of the Arnold Arboretum Vol. 23: 270 (1942)

Other Literature: Hartley & Perry, Journal of the Arnold Arboretum 196 (1973)

Family: Myrtaceae
Dicotyledon

Timber Group: Occasional timber species

Field Characters: Large canopy tree (sometimes up to c. 40 m high) or Small sub-canopy tree (up to 30 m high); Bole cylindrical (up to c. 40 cm diam.); straight (bole usually up to c. 18 m long, sometimes longer); buttresses buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; 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 or broadest below middle, 6.0-11.0 cm, 4.0-5.5 cm; symmetric, entire, not dissected or lobed, acuminate, venation pinnate, secondary veins closed, not prominent, but visible, intramarginal veins absent; leaves lower surface pale green, upper surface 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, 20.0 mm long, diameter small (up to10 mm diam.); perianth present, with distinct sepals and petals whorls, inner perianth reddish purple or red; 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 single, fruit 10.0-13.0 mm long, 8.0-12.0 mm diam., red, not spiny, fleshy, simple, indehiscent, drupe; seeds 1, about 10 mm long, not winged, broad (as wide as long), seed 1-10 mm diam. (8-10 mm diam.).

Distribution: Morobe.


Syzygium phaeostictum
Botanical records
in PNGplants database

Map details