Herbs, shrubs or trees, erect or climbing. Leaves alternate, simple or digitate, with or without stipules. Flowers, usually zygomorphic, very rarely quite actinomorphic, bisexual, usually tetramerous. Sepals usually 4, free or connate. Petals usually 4, free, imbricate or open in bud, rarely valvate. Stamens 4 to numerous, usually exserted. Disc 0 or tumid or lining the calyx tube. Ovary sessile or on a long or short gynophore, 1-celled; ovules numerous on 2-4 parietal placentas. Fruit capsular or baccate or dry and indehiscent, very rarely drupaceous.
15 genera and 433 species