Lunasia

Lunasia amara is the only species of flowering plant in the genus Lunasia of the family Rutaceae, and is native to Malesia, New Guinea, and Queensland. It is a dioecious shrub with simple leaves and head-like clusters of small flowers, the female flowers with larger petals than the male flowers. The fruit has up to 3 follicles joined at the base, each containing a single seed. (Wikipedia)