Root xylem with vessels. Reproductive type, pollination . Floral nectaries present. Inflorescence, floral, fruit and seed morphology . The terminal inflorescence unit seemingly racemose.
Corolla lobes markedly longer than the tube.
Androecium exclusively of fertile stamens. Endothecium developing fibrous thickenings. The thickenings spiral. Anther wall of the 'monocot' type. Gynoecium 3 carpelled.