Description

Key Characters:

Growth Form: Buttressed trees with knee roots, sometimes with aerial roots when young.

Stems:

Roots:

Leaves: Leaves simple. Opposite, decussate. Surfaces glabrous; lower surfaces black–dotted; blades usually coriaceous. Margins entire. Petiolate. Stipules lanceolate, 2–4 cm long.

Flowers: Flowers 1–5 in pedunculate cymes, articulated at base with the pedicel. Flowers bisexual (perfect). Calyx 8–16-lobed, coriaceous and accrescent in fruit, the lobes subulate–lanceolate. Petals equal in number to sepals, each embracing a pair of stamens, 2-lobed or rarely emarginate, caducous. Stamens twice as many as petals, paired; anthers tetrathecal, linear, opening by longitudinal slits. Ovary inferior, adnate to lower part of calyx tube, 2–4-celled; ovules 2 per cell; style filiform; stigma obscurely 2–4-lobed.

Fruit: Fruit usually 1–celled; included in and adnate to calyx tube. Seeds 1(2); hypocotyl terete (cylindrical) or obscurely ribbed; apex blunt; falling with the fruit.

Ploidy:

Habitat:

Elevation Range: