Bertya opponens[1] is a shrub/tree in the family Euphorbiaceae, native to Australia and found in New South Wales and Queensland.
[1] Bertya opponens is a shrub or small tree growing to 4 m high, and has a dense covering of whitish to brownintertwined hairs.
The leaves have hairy upper surfaces, which become rough with age, and lower surfaces which are densely covered with intertwined white hairs, and having a prominent midrib.
There are four perianth segments which are broad-ovate, 5–6 mm long, and mostly hairless and sticky.
The ovary is densely covered with unmatted hairs (villous) and is mostly four-lobed.