3528.010 Piliostigma Hochst.

Unarmed trees. Tendrils 0. Leaves simple, conspicuously 2-lobed with rust-coloured indumentum beneath. Flowers medium to small, unisexual in racemes or panicles. Calyx with turbinate tube and 4-5 short lobes. Petals 5. Fertile stamens 10 (in male flowers), reduced to staminodes in female flowers. Female flowers with stigma sessile on the ovary. Pods indehiscent, linear to oblong, woody, many-seeded.

Derivation of name: from the Latin: pileus, a cap, referring to the cap-shaped stigma.

Worldwide: 3 species in tropical Africa, Asia and Australia.

Botswana: 1 taxon.