Minor leaf veins without phloem transfer cells. Reproductive type, pollination . Inflorescence, floral, fruit and seed morphology . The terminal inflorescence unit racemose. The floral irregularity involving the perianth, or involving the androecium.
Calyx lobes markedly longer than the tube.
Petals clawed, or sessile. Androecium 8, or 16 . Androecium including staminodes . Carpels reduced in number relative to the perianth, or isomerous with the perianth. Outer integument contributing to the micropyle.