Uapaca

Deciduous shrubs or trees. Twigs strongly marked with leaf scars. Stipules present or 0. Leaves alternate, crowded towards the ends of the branches, simple, entire. Inflorescences axillary, solitary or fasciculate, pedunculate, with an involucre composed of a whorl of 5-12 imbricate bracts surrounding the flowers. Male inflorescences many-flowered; the flowers sessile in spherical capitula, calyx lobes imbricate; petals 0, disk 0; stamens (4-)5(-6), free. Female inflorescences 1-flowered; flowers sessile; calyx minute, disk-like; petals 0; disk 0; ovary (2-)3(-5)-locular with 2 ovules per loculus. Fruit drupaceous, indehiscent. Seeds flattened.

Uapaca is a genus of plant, in the family Phyllanthaceae first described as a genus in 1858. It is the only genus comprised in the tribe Uapaceae. The genus is native to Africa and Madagascar. Uapaca is dioecious, with male and female flowers on separate plants.

species Uapaca acuminata - Nigeria, C Africa Uapaca ambanjensis - NW Madagascar Uapaca amplifolia - NW Madagascar Uapaca benguelensis - Zaïre, Angola Uapaca bojeri - Madagascar Uapaca densifolia - Madagascar Uapaca ferruginea - Madagascar Uapaca gossweileri - Zaïre, Angola Uapaca guineensis - W + C Africa Uapaca heudelotii - W + C Africa Uapaca katentaniensis - Katanga Uapaca kirkiana - E + C + S Africa Uapaca lissopyrena - C + S Africa Uapaca littoralis - E Madagascar Uapaca louvelii - E Madagascar Uapaca mole - W + C Africa Uapaca niangadoumae - Gabon Uapaca nitida - E + C + S Africa Uapaca pilosa - E + C Africa Uapaca pynaertii - W + C Africa Uapaca robynsii - Katanga, Zambia, Malawi Uapaca rufopilosa - Zaïre, Angola, Zambia Uapaca sansibarica - E + C + S Africa Uapaca staudtii - Nigeria, C Africa Uapaca thouarsii - E Madagascar Uapaca togoensis - W + C Africa Uapaca vanhouttei - Nigeria, C Africa formerly included

moved Drypetes

Uapaca griffithii - Drypetes riseleyi