Plants of South Eastern New South Wales

Hibbertia woronorana

Common name

A guinea flower

Family

Dilleniaceae

Where found

Dry forest and woodland on rocky sandstone slopes. Mid and lower reaches of the Woronora River, south of Sydney

Notes

Shrub to 1 m tall. Smaller branches wiry, with leaf bases continuing down the stems, purplish-red. Leaves alternating up the stems, 0.53–1.13 cm long, 0.45–0.85 mm wide, hairless, margins rolled down. lower surface with a broad, usually deeply recessed, central vein, the undersurface not visible between the margins. Leaves at about right angles to the branches. Flowers yellow, with 5 petals 3.3-5.4 mm long. Stamens 4-6, in one cluster. Carpels 2, hairy. Calyx hairless. Flowers single, at the tops of the stems, or at the bases of the leaves mainly along main shoots, on threadlike stalks 8.8-14.7 mm long. Flowers September to December.

Description partly based on: Toelken, H.R. & Miller, R.T. (2012), Notes on Hibbertia (Dilleniaceae) 8. Seven new species, a new combination and four new subspecies from subgen. Hemistemma, mainly from the central coast of New South Wales. Journal of the Adelaide Botanic Gardens 25(1): 72-73, Fig. 1A-C

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Hibbertia~woronorana  (accessed 21 January, 2021)