Internal phloem absent. Included' phloem absent. Vessel end-walls mostly simple. Wood parenchyma apotracheal and paratracheal. Reproductive type, pollination .
Fertile flowers hermaphrodite .
Inflorescence, floral, fruit and seed morphology . Free hypanthium absent. Hypogynous disk absent. Androecium exclusively of fertile stamens. Gynoecium 3 carpelled, or 5 carpelled.