Including Euthemidaceae Van Tiegh., Lophiraceae Endl., Luxemburgiaceae Van Tiegh., Sauvagesiaceae Dum., Simabaceae Horan. Wallaceaceae Van Tiegh. Excluding Diegodendraceae , Strasburgeriaceae Habit and leaf form .
Leaves stipulate .
Lamina margins entire, or serrate, or dentate. Leaves without a persistent basal meristem. Leaf anatomy . Mucilaginous epidermis present, or absent. Adaxial hypodermis present, or absent.