Large trees to shrubs. Buttresses absent. Spines absent. Stilt roots absent. Bark gray; not peeling in strips. Slash cream. Vertical stripes in the inner bark or wood absent. Odor absent. Exudate present, or absent; white; flowing, or spotty; not blackening on exposure to air. Terminal buds not enclosed by leaves.
Complex hairs absent. Stinging hairs absent. Mature twig indumentum present, or absent; dense, or sparse.
Leaves two-ranked; not scale-like; simple; all of the same type; not modified into spines; coriaceous; gland-dotted, or not gland-dotted; very asymmetric at the base; not dissected; smooth margined, or wavy margined, or with small to large teeth on margin. Epidermis waxy, or not waxy. Venation pinnate. Secondary veins open; prominent. Smallest veins not prominent, but visible; ladder like. Intramarginal vein present, or absent. Stalk of blade less than a quarter the length of the blade; not winged; attached to base of leaf blade; not swollen. Stipules present; free from one another; laterally placed; not encircling the twig; scale-like; not fringed; small; not persistent, or persistent. Domatia absent. Basal glands absent. Hairs on mature leaf present, or absent; dense, or sparse.
Inflorescences present; axillary, or on the trunk or branches; the flowers from a single point on the stem, or on a branched axis; specialized inflorescence units absent; numerous and persistent inflorescence bracts absent. Flowers at least some flowers unisexual; with male and female flowers on the same plant; stalked; with the parts barely visible to the eye; round; with male or female parts not raised on a column. Hypanthium absent. Disk absent. Perianth present; with all whorls looking like sepals. Sepals 3-6; free; persistent in fruit; not growing any further after flowering. Epicalyx absent. Petals absent. Stamens 3-8; filaments present; joined; free of the perianth; all equal in size; anisomerous, or isomerous; alternating with the sepals (when isomerous). Anthers 2 loculed; attached by the base; not awned; dehiscing by long slits. Ovary superior. Carpels joined; 2-3. Locules 2-8. Styles solitary. Stigmas 3 lobed; not distinctive. Fruit capsular; fleshy, or non-fleshy; not multiple; splitting; not enclosed in, or sitting on, fleshy perianth parts; winged, or wingless. Seeds 6-100 per fruit (many); barely visible to less than 5 mm; wingless; with folds like marble, in cross- section, or uniform in cross-section; aril absent; endospermic.
Leaves distichous; petioles very short; seeds orange to red. Taxon images: gloch.gif
Cite this publication as: Jarvie, J.K. and
Ermayanti (1996 onwards). `Tree Genera of Borneo – Descriptions and
Dallwitz (1980) and Dallwitz, Paine and Zurcher (1993) should also be cited.