Opisthiolepis

Opisthiolepis is a monotypic (i.e. containing only one member) genus of trees in the macadamia family Proteaceae. The sole species is Opisthiolepis heterophylla, commonly known as blush silky oak, pink silky oak, brown silky oak or drunk rabbit. It was first described in 1952 and is endemic to a small part of northeastern Queensland, Australia.

==Description== Opisthiolepis heterophylla is an evergreen tree growing up to tall with a trunk diameter of . The leaves are usually simple on mature trees and oblong to elliptic in shape. They measure up to long by wide and are carried on petioles (leaf stalks) up to long. The leaves are glossy green above and silvery white or brown below. Like many other species in the Protoeaceae family, the leaves vary in shape considerably and may also be compound with up to 18 leaflets.