Leaves long petiolate, lacking foliar nectaries. Inflorescence a terminal panicle or raceme. Epicalyx absent. Calyx basally rounded twisted in bud. Petals white to yellow. Androecium included antheriferous at apex of column. Styles and mericarps 5-9. Mericarps indehiscent, wall fragile, more or less dorsally rounded, lacking ornamentation. Endoglossum small. Seeds solitary, glabrous.