Bertya sp. Cobar-Coolabah occurs only in New South Wales, where it is known from four sites: two western and two coastal sites. It is a slender shrub or small tree to 4 metres high with dark green leaves that have a white lower surface.
One population has already disappeared in western New South Wales and two of the remaining populations are senescent. Threats to the species include grazing, inappropriate fire and disturbance regimes and clearing.