Plants of South Eastern New South Wales

Tetratheca juncea

Flowering stems. Photographer Gavin Ayre, near Newcastle

Flowering plant. Photographer Gavin Ayre, near Newcastle

Common name

Black-eyed Susan

Family

Elaeocarpaceae

Where found

Forest, woodland, and heath, occasionally swampy heath. Coastal north from the Sydney area.

Notes

Prostrate shrub, stems to 1 m long. Stems with 2 or 3 narrow wings, hairless, and covered with minute warts. Leaves alternating along the stems, usually reduced to narrow-triangular scales to 0.3 cm long, about 5 mm wide. Flowers white to pink to dark purple, with 4 petals each 7–11 mm long. Sepals 1–1.5 mm long, pink, falling early. Flowers single or paired, on stalks 5-19 mm long. Flowers mostly July–December.

Family was Tremandraceae. 

Vulnerable Australia. Vulnerable NSW. Provisions of the 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=10799 (accessed 8 January 2021)

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Tetratheca~juncea (accessed 8 January 2021)