Trichome simple or 2-armed. Leaves usually imparipinnate, leaflets opposite,
1-4 jugate. Inflorescence axillary, thyrses with a very dense to open
paniculate head, densely puberulous. Flowers bisexual or unisexual. Calyx
5-lobed, lobes triangular. Petals 5, free. Stamens 10, each filament with a
truncate or shortly bi-fid apex, anthers 10, deltoid. Disk annular. Ovary
2-locular, locules 2-ovuled, densely hairy or glabrous. Fruit a berry or
capsule, 1-2 seeded. Seeds with fleshy aril.