Blue Mountains Botanic Garden FloraBroadleaf Sugarbush (Protea eximia) Echium Pininana Gippsland Waratah (Telopea oreades) King Protea (Protea cynaroides) Leucospermum cuneiforme Little Prince (Protea cynaroides) Potberg Sugarbush (Protea aurea ssp potbergensis) Puya alpestris subsp zoellneri Tasmanian Waratah (Telopea truncata) Waratah (Telopea speciosissima) Waratah Hybrid (Telopea mongaensis x speciosissima) Wollemi Pine (Wollemia nobilis)

Protea aurea ssp potbergensis, known as the Potberg Sugarbush, is found in a limited range on the upper slopes of the Potberg (a small mountain near Bredasdorp) and the adjacent coastal flats of the southern Cape Province, South Africa.

Potberg Sugarbush (Protea aurea ssp potbergensis), Blue Mountains Botanic Garden NSW
Potberg Sugarbush (Protea aurea ssp potbergensis), Blue Mountains Botanic Garden NSW

A large shrub to small tree, that grows up to 4 m in height. They grow in dense stands in sandy soils up to an altitude of 200-360 m above sea level.

Potberg Sugarbush (Protea aurea ssp potbergensis), Blue Mountains Botanic Garden NSW
Potberg Sugarbush (Protea aurea ssp potbergensis), Blue Mountains Botanic Garden NSW

They have solitary flowers at the tips of branches. The flower buds are cylindrical when tightly closed and resemble a candle. The flower heads measure 90-130 mm long, with a broadly obconical shape when open.

Potberg Sugarbush (Protea aurea ssp potbergensis), Blue Mountains Botanic Garden NSW
Potberg Sugarbush (Protea aurea ssp potbergensis), Blue Mountains Botanic Garden NSW

Pollination usually occurs through the activity of birds. The plant will die after fire, but the seeds survive and are spread by wind.

Potberg Sugarbush (Protea aurea ssp potbergensis), Blue Mountains Botanic Garden NSW
Potberg Sugarbush (Protea aurea ssp potbergensis), Blue Mountains Botanic Garden NSW

  • Scientific classification
  • Kingdom: Plantae
  • Phylum: Tracheophyta
  • Subphylum: Angiospermae
  • Class: Magnoliopsida
  • Order: Proteales
  • Family: Proteaceae
  • Subfamily: Proteoideae
  • Tribe: Proteeae
  • Genus: Protea
  • Section: Exsertae
  • Species: Protea aurea
  • Subspecies: Protea aurea ssp potbergensis

Footnote & References

  1. Broad-leaved Sugarbush (Protea eximia), iNaturalistAU, https://inaturalist.ala.org.au/taxa/515589-Protea-eximia
  2. Protea aurea (Burm.f.) Rourke subsp. potbergensis Rourke, SANBI, South African National Biodiversity Institute, https://pza.sanbi.org/protea-aurea-subsp-potbergensis

Blue Mountains Botanic Garden FloraBroadleaf Sugarbush (Protea eximia) Echium Pininana Gippsland Waratah (Telopea oreades) King Protea (Protea cynaroides) Leucospermum cuneiforme Little Prince (Protea cynaroides) Potberg Sugarbush (Protea aurea ssp potbergensis) Puya alpestris subsp zoellneri Tasmanian Waratah (Telopea truncata) Waratah (Telopea speciosissima) Waratah Hybrid (Telopea mongaensis x speciosissima) Wollemi Pine (Wollemia nobilis)

Blue Mountains Botanic GardenBlue Mountains Botanic Garden Flora Blue Mountains Botanic Garden Autumn Colours Blue Mountains Botanic Garden Landscape

New South WalesBarunguba Montague Island Bourke Blue Mountains Bundeena Central Coast Kosciuszko National Park Mount Kaputar National Park Lower North Shore Northern Beaches Sapphire Coast Snowy Mountains Region South Coast Stony Range Regional Botanic Garden Sydney