Hibbertia hypericoides, commonly known as Yellow Buttercups, is a small shrub species that 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 to between 0.2 and 1 metre high and has yellow flowers which appear between April and December in the species native range.

The species, initially named as Pleurandra hypericoides, was first formally described in 1817 by Swiss botanist Augustin Pyramus de Candolle in Regni Vegetabilis Systema Naturale. It was subsequently placed in the genus Hibbertia

Hibbertia

Hibbertia, or Guinea flower, is a genus of trees, shrubs, trailing shrubs and climbers of the family Dilleniaceae. The five-petalled flowers of all species are varying shades of yellow, with the exception of H. stellaris, H. miniata and H. selkii, a recently named species from the Stirling...

by George Bentham

George Bentham

George Bentham CMG FRS was an English botanist, characterized by Duane Isely as "the premier systematic botanist of the nineteenth century".- Formative years :...

in 1863.