Hibbertia sericea, commonly known as silky guinea-flower,[2] is a species of flowering plant in the family Dilleniaceae and is endemic to south-eastern Australia.

It is an erect or spreading shrub with softly-hairy branches, elliptic to egg-shaped leaves with the narrower end towards the base, and yellow flowers with eight to fourteen stamens in a cluster on one side of two hairy carpels.

Hibbertia sericea is a erect or spreading shrub that typically grows to a height of 30–70 cm (12–28 in) with softly-hairy young branches.

The flowers are sessile with leaf-like bracts 3.5–10.6 mm (0.14–0.42 in) long, all surrounded by bract-like leaves.

[7] Silky guinea-flower grows in woodland, mallee and coastal heath in south-eastern South Australia, northern Tasmania and scattered populations in Victoria and Queensland.