Reproductive type, pollination . Inflorescence, floral, fruit and seed morphology . The terminal inflorescence unit cymose. Free hypanthium absent. Hypogynous disk absent .
Corolla lobes markedly shorter than the tube.
Androecium exclusively of fertile stamens. Gynoecium 2 carpelled. Carpels reduced in number relative to the perianth. The pistil 2 celled . Endothelium not differentiated.