Erect or climbing shrubs, deciduous or evergreen. Stems prickly or rarely unarmed. Leaves alternate, imparipinnate, stipulate (in our area). Hypanthium (calyx-tube) globose-vetricose, constricted at the throat. Calyx lobes 5, rarely 4, Petals 5, rarely 4. Disc lining the hypanthium. Stamens numerous, inserted round the disc. Carpels numerous, enclosed by the hypanthium, free from one another. Styles protruding through the orifice of the disc, free or united into a column. Hypanthium closed at the mouth, fleshy and coloured at maturity, fruit a pomatum.