Petersianthus
Content
Description
Tall trees with tall buttresses.
Leaves coriaceous, glabrous, lamina extends to petiole making leaves sessile, margin finely crenulate, venation pinnate.
Inflorescences paniculate corymbose, terminal, glabrous, sometimes subtended by dwarfed leaves;
Flowers white;
Petals 4.
Stamens multiseriate, subequal, forming tube at the base;
Ovary inferior, 4-celled, ovules multiseriate, axillary;
Fruits 4-winged, the seed-bearing portion very narrow, thin-walled;