Large trees to small trees. Buttresses present, or absent; short. Spines absent. Stilt roots absent. Bark gray, brown; not peeling in strips. Slash red, brown. Vertical stripes in the inner bark or wood absent. Odor absent. Exudate absent. Terminal buds not enclosed by leaves.
Complex hairs present, or absent; T-shaped. Stinging hairs absent. Mature twig indumentum present, or absent; dense, or sparse.
Leaves spiral; not scale-like; compound; pinnate; without a terminal leaflet; leaflets opposite; all of the same type; not modified into spines; coriaceous, or paper-like; not gland-dotted; very asymmetric at the base, or symmetric at the base; not dissected; smooth margined. Epidermis not waxy. Venation pinnate. Secondary veins open; prominent to not prominent, but visible. Smallest veins prominent to not visible; net like. Intramarginal vein present. Stalk of blade less than a quarter the length of the blade; not winged; attached to base of leaf blade; not swollen, or swollen. Stipules absent. Domatia absent. Basal glands absent. Hairs on mature leaf absent.
Inflorescences present; terminal, or axillary; 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 to about 0.5 cm long or across; round; with male or female parts raised on a column; with the female parts of the flower raised on a stalk. Hypanthium absent. Disk present; the stamens inside the disk. Perianth present; with all whorls looking like sepals. Sepals 4-5; partially joined; not persistent in fruit; not growing any further after flowering. Epicalyx absent. Petals absent. Stamens 6-11; filaments present; free of each other; free of the perianth; all equal in size; diplostemonous. Anthers 2 loculed; attached by the base; not awned; dehiscing by long slits. Ovary superior. Carpels joined; 2(-3). Locules 2(-3). Styles solitary. Stigmas (2-)3 lobed; not distinctive. Fruit capsular; fleshy; not multiple; not splitting; not enclosed in, or sitting on, fleshy perianth parts; wingless. Seeds 1 per fruit; about 1 cm long; wingless; uniform in cross-section; aril present; non-endospermic.
Fuit with one seed and aril; rind not hairy. Taxon images: litchi.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.