Plants of South Eastern New South Wales
Hibbertia superans
Common name
A guinea flower
Family
Dilleniaceae
Where found
Dry forest, woodland, heath, shrubland, and disturbed sites, on sandstone ridgetops. North west Sydney area between Baulkham Hills and Wisemans Ferry.
Notes
Shrub to 0.3 m high, spreading. Young branches and leaves densely hairy with short stiff hairs and longer shaggy hairs. Longer hairs often wearing off with age. Some scattered stellate hairs (needs a hand lens or a macro app on your phone/tablet to see) also present, particularly on the younger branches. Leaves alternating up the stems, 0.56-1.23 cm long, 0.9 -1.4 mm wide, both surfaces hairy, margins rolled down, appearing thickened, central vein on the under side raised to the same level as the margins and continued into the tips, undersurface not visible. Tufts of hairs 1-1.2 mm long in the axils. Flowers with 5 yellow petals each 5.5-6.7 mm long. Stamens 6-9, on one side of the carpels, attached to each other at the base. Carpels 2, shaggy hairy with simple hairs. Flowers single, stalkless or on short stalks, at the tops of the stems, rarely on short shoots. Flowering: July – December.
Endangered NSW. Provisions of the NSW Biodiversity Conservation Act 2016 No 63 relating to the protection of protected plants generally also apply to plants that are a threatened species.
NSW Threatened Species profile: http://www.environment.nsw.gov.au/threatenedSpeciesApp/profile.aspx?id=10403 (accessed 6 January, 2021)
Description partly based on: Toelken, H.R. (2000), Notes on Hibbertia (Dilleniaceae) 3. H. sericea [1] [2] and associated species. Journal of the Adelaide Botanic Gardens 19:
PlantNET description with photos: http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Hibbertia~superans (accessed 6 January, 2021)
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