Brunellia comocladifolia is a small tree growing to a height of about with a spreading crown. The leaves and young shoots are clad in rusty coloured hairs and the foliage often has a reddish tinge. The pinnate leaves have toothed margins and are up to long. They are in opposite pairs, with five to eleven pairs of elliptical to oblong leaflets and a terminal leaflet. The leaflets have rounded bases and acuminate tips and are up to long and wide. The underside of the leaflets are clad in short, velvety hairs. Male and female flowers are on separate trees. They are both very small and are borne in
panicles clad in short hairs. The flowering period is April to August and the fruits appear from June to October. ==Distribution and habitat==