Hibbertia polystachya

Hibbertia polystachya is a species of flowering plant in the family Dilleniaceae and is endemic to the south-west of Western Australia. It is an erect to sprawling or straggly shrub with narrow elliptic to linear leaves and yellow flowers arranged in groups of up to five with about ten stamens and a similar number of staminodes, arranged on one side of two hairy carpels.