Lamina with secretory cavities. Minor leaf veins without phloem transfer cells. Stem anatomy . Secondary thickening developing from a conventional cambial ring. Reproductive type, pollination .
Fertile flowers hermaphrodite .
Inflorescence, floral, fruit and seed morphology . The terminal inflorescence unit racemose. Calyx lobes markedly shorter than the tube. Androecium exclusively of fertile stamens. Gynoecium 5 carpelled.