This plant grows on ridge tops in ironstone soils and forms part of the vegetation community Duffys Forest. This plant is only found within an 8km radius surrounding Terrey Hills.
It is a medium sized shrub that grows to 4m in height. Its branches, leaves and flower stalks are all covered in soft hairs and the dark burgundy-red coloured flowers are shaped like a toothbrush.
This species is listed as Endangered under the Commonwealth EPBC Act and the TSC Act.