Grevillea centristigma is a shrub

Shrub

A shrub or bush is distinguished from a tree by its multiple stems and shorter height, usually under 5–6 m tall. A large number of plants may become either shrubs or trees, depending on the growing conditions they experience...

 which is endemic to the south west

Southwest Australia

Southwest Australia is a biodiversity hotspot that includes the Mediterranean forests, woodlands, and scrub ecoregions of Western Australia. The region has a wet-winter, dry-summer Mediterranean climate, one of five such regions in the world...

 region of Western Australia

Western Australia

Western Australia is a state of Australia, occupying the entire western third of the Australian continent. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Indian Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east...

.

It grows to between 0.15 and 0.5 metres in height and produces yellow or orange flowers between April and November (mid autumn to late spring) in its native range.

The species was originally described as a subspecies of Grevillea drummondii

Grevillea drummondii

Grevillea drummondii is a shrub which is endemic to the south west region of Western Australia.It grows to between 0.2 and 1 metre in height and produces flowers between June and December in its native range. These are cream in bud, ageing to pink or red...

by botanist Donald McGillivray

Donald McGillivray

Donald John McGillivray in New South Wales, Australia, and is usually known as D.J. McGillivray. He is an Australian botanical taxonomist...

, his description published in New Names in Grevillea (Proteaceae) in 1986. In 1992, G.J. Keighery elevated it to species status.