Grevillea obtusifolia 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 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 up to between 0.5 and 1.5 metres in height and up to 5 metres in width. It produces pink to red flowers between August and November (mid winter to late spring ) in its native range.

The species was first formally described by botanist Carl Meissner

Carl Meissner

Carl Daniel Friedrich Meissner was a Swiss botanist.Born in Bern, Switzerland on 1 November 1800, he was christened Meisner but later changed the spelling of his name to Meissner. For most of his 40 year career he was Professor of Botany at University of Basel...

, his description published in Prodromus Systematis Naturalis Regni Vegetabilis

Prodromus Systematis Naturalis Regni Vegetabilis

Prodromus Systematis Naturalis Regni Vegetabilis, also known by its standard botanical abbreviation Prodr. , is a 17-volume treatise on botany initiated by A. P. de Candolle. De Candolle intended it as a summary of all known seed plants, encompassing taxonomy, ecology, evolution and biogeography....

in 1856.