Phyllanthus calycinus

About

Phyllanthus calycinus, known as false boronia and snowdrop spurge, is a small shrub in the family Phyllanthaceae, which grows to heights from 20 cm to 1.2 m, often on sandy soils. It is found in both Western Australia and South Australia. In Western Australia its white-cream to pink flowers may be seen from June to January, and in South Australia, from May to October.

Summary from Wikipedia