Grevillea tripartita.
A West Australian species.
It is a prickly shrub from 0.5 to 3 m high.
The 3-lobed leaves are 1 to 5 cm long.
The lobes are up to 2 cm long and under 0.5 cm wide.
There are 2 subspecies that differ in how the leaf margins curve or roll under.
The red and yellow flowers are followed by ribbed follicles.
J.F.