Vessel end-walls simple, or scalariform and simple. Wood parenchyma typically apotracheal. Reproductive type, pollination . Inflorescence, floral, fruit and seed morphology . The terminal inflorescence unit cymose.
Corolla lobes markedly longer than the tube.
Endothecium developing fibrous thickenings. Anther epidermis persistent. The initial microspore tetrads tetrahedral, or isobilateral. Anther wall initially with more than one middle layer. Carpels reduced in number relative to the perianth to isomerous with the perianth.