Plants of South Eastern New South Wales

Hibbertia horricomis

Common name

A guinea flower

Family

Dilleniaceae

Where found

Open forest on ridge tops or steep slopes. Deua National Park.

Notes

Shrub  to 0.3 m tall. Branches rigid-woody, hairy with short hairs with wart based stalked stellate hairs (needs a hand lens or a macro app on your phone/tablet to see). Leaves alternating up the stems, 0.24−0.92 cm long, 0.6−1.2 mm wide, with wart based stalked stellate hairs, less hairy on the lower surface. Upper surface flat to convex, lower surface with the prominent central vein more or less flush with and broader than the rolled down margins, the undersurface not visible. Leaf tips rounded. Flowers with 5 yellow petals each 7.5−9.5 mm long. Stamens 20−24 around the carpels. Carpels 2, hairy. Flowers stalkless at the tops of the major branches. Flowering: June−October.

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Hibbertia~horricomis (accessed 2 Octrober, 2020)

Description partly based on:  Toelken, H.R. (2013), Notes on Hibbertia subg. Hemistemma (Dilleniaceae) 9. The eastern Australian H. vestita group, including H. pedunculata and H. serpyllifolia. Journal of the Adelaide Botanic Gardens 26: 52