Inflorescence, floral, fruit and seed morphology . The terminal inflorescence unit cymose. Commonly the perianth acyclic, or the androecium acyclic, or the perianth acyclic and the androecium acyclic. Free hypanthium absent. Calyx lobes markedly longer than the tube.
Corolla lobes markedly shorter than the tube .
Petals clawed, or sessile. Androecium exclusively of fertile stamens, or including staminodes. Endothecium developing fibrous thickenings. Anther epidermis persistent. The initial microspore tetrads tetrahedral, or isobilateral, or decussate.