It is a shrub or small tree with hairy young stems, narrowly egg-shaped leaves, and panicles of cream-coloured to yellow flowers.

Pomaderris walshii is a shrub or tree that typically grows to a height of up to 3 m (9.8 ft), its young stems covered with silvery to rust-coloured simple hairs and white, star-shaped hairs.

[4] Carrington Falls pomaderris grows in shrubland near watercourses and is only known from the upper Kangaroo River and its tributaries, above the escarpment near Robertson on the Central Tablelands of New South Wales.

[3][4][7] Pomaderris walshii is listed as "critically endangered" under the Australian Government Environment Protection and Biodiversity Conservation Act 1999 and under the New South Wales Government Biodiversity Conservation Act 2016.

The main threats to the species include flood damage during high rainfall events, inappropriate fire regimes and the species' small population size and limited distribution.