Spreading, open, sometimes prostrate shrub. Leaves linear, to 5 mm or so long and less than 1 mm wide, hairy. Flowers on stalks to about 1.5 cm long. Stamens surrounding the carpels. Carpels 3, hairy.
Qld, NSW, Vic
H. serpyllifolium DC. also has narrow leaves but is mat-forming and the flowers are more or less stalkless.
H. vestita Benth. which is also mat-forming with small leaves and more or less stalkless flowers differs in having hairy sepals.
Source: (1997). Dilleniaceae. In: . 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.