Reproductive type, pollination . Inflorescence, floral, fruit and seed morphology . The terminal inflorescence unit cymose. Free hypanthium absent. Hypogynous disk absent.
Calyx lobes markedly longer than the tube.
Androecium exclusively of fertile stamens. Pollen shed as single grains. Gynoecium 2 carpelled, or 5 carpelled. Carpels reduced in number relative to the perianth, or isomerous with the perianth. The pistil 1 celled.