PNGTrees – Glochidion philippicum (Cav.) C.B.Rob.

 

Barry Conn (NSW) & Kipiro Damas (LAE).
Copyright held by the authors, Royal Botanic Gardens and Domain Trust, and Papua New Guinea National Herbarium

Glochidion philippicum (Cav.) C.B.Rob.

Philippine Journal of Science C. Botany Vol. 4: (1909)


Family: Euphorbiaceae
Dicotyledon
No. Non-timber species

Field Characters: Large trees or small trees 20 m high. Bole cylindrical 25 cm diam.; straight bole 15 m long; buttresses absent; spines absent; aerial roots absent; stilt roots absent. Bark white or grey, rough, pustular; lenticels irregular; subrhytidome green; bark thickness <25 mm thick, 5.0 mm thick; blaze consisting of one layer; faintly to non-aromatic; pleasant; outer blaze yellow or brown, markings absent, granular without splinters; inner blaze yellow or brown, markings absent, granular without splinters; exudate present, colourless, spotty, changing colour on exposure to air, to brown, sticky. Terminal buds not enclosed by leaves; stinging hairs absent.

Leaves: Spaced along branches <internodes readily visible>. Leaves spiral, simple; petiole present 2 mm long, not winged, attached to base of leaf blade <not peltate>, not swollen; lamina broadest below middle, 2.4-3.0 cm long, 1.1-2.0 cm wide; lamina symmetric, margin entire, not dissected or lobed, apex acuminate, venation pinnate <secondary veins arising from the midrib along its length>, secondary veins open <spaced far apart to easily see tertiary veins>, not prominent, but visible, intramarginal veins absent; lower surface green, upper surface dark green, hairs absent (by misinterpretation) or present near mid-vein, very sparse; oil dots absent; domatia absent; stipules absent.

Flowers: Inflorescence axillary <from between a leaf and branch>. Flowers on a branched axis; flowers bisexual, stalked, with many planes of symmetry <actinomorphic>, 3.5-4.0 mm long, small (< or =10 mm diam.) 3 mm diam.; perianth present, with all sepals and/or petals (hence tepals) similar, brown or green; inner perianth 5, some or partly joined at base; stamens 9, filaments present, joined <connate> near base, free of perianth; ovary superior <seated above petals and sepals; hypogenous> styles solitary <including joined together>, 1.

Fruits: Fruits arranged on branched axis.

Distribution: Eastern Highlands.


Glochidion philippicum
Botanical records
in PNGplants database

Map details




Conn 5172.