Hibbertia fasciculata var. prostrata

Small scrambling or erect shrub with hairy branchlets. Leaves mostly 0.5-2 cm long, 0.5-1.5 mm wide, occasionally silky-hairy, thin, linear, in clusters. Flowers 1-2 cm wide, stalkless. Petals yellow, occasionally notched. Stamens 8-12 around the carpels; year-round. Carpels 2, hairless.

SA, Vic, Tas

 

H. virgata DC., Twiggy Guinea Flower, is rather similar but instead of 1 small bract or no bracts it has 2 or 3 bracts about half the length of the calyx.

Source: Spencer, R. (1997). Dilleniaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press. (as Hibbertia prostrata)

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     [Dillenianae]
order      [Dilleniales]
family       Dilleniaceae
species        Hibbertia fasciculata