Smooth grevillea grows in the Darling Range near waterways and up the sides of valleys. It grows up to 4 m high, but is broader than tall. Tiny white flowers grow on stalks from mid winter to mid spring. The leaves and stems are hairless, giving rise to the common name.
Ref: “Leaf and branch: trees and tall shrubs of Perth” by Robert Powell. Published by the Western Australian Department of Environment and Conservation, 2009.