The Red Mulga (Acacia cyperophylla), whose other common names are creekline miniritchie or Minni Richi, is identified by it strips of curly orange-brown to reddish bark, that is found peeling over the whole of the branches and trunk of the tree in small curly flakes.

The modified leaves (phyllodes) are stiff and sharply pointed and are a grey green in colour. The yellow flowers are cylindrical in shape. As with many other Acacias, the flowers often appear after rain events.

The term ‘minni ritchi‘ refers to a type of reddish brown bark that is found on trees, that appear on the bark as small curly flakes. There are a number of species of minni ritchi across two genus Acacia and Eucalyptus. These include Acacia cyperophylla (commonly known as creekline miniritchie), Acacia grasbyi (known just as miniritchie), Eucalyptus caesia and Eucalyptus crucis. In the Western Australia Pilbara region, you can see the Pilbara minni ritchi (Acacia trachycarpa).

The specie is widespread in arid areas of Western Australia, Northern Territory, South Australia and Queensland, especially along rocky watercourses arid zones.

Common Name
Red Mulga, Creekline Miniritchi, mineritchie and Minni Richi. The Arrernte name is Apmurne (pronouced up-MORN-a).

Visitors to Alice Springs can see the Red Mulga in the Alice Springs Desert Park.

  • Scientific classification
  • Kingdom: Plantae
  • Clade: Tracheophytes
  • Clade: Angiosperms
  • Clade: Eudicots
  • Clade: Rosids
  • Order: Fabales
  • Family: Fabaceae
  • Clade: Mimosoideae
  • Genus: Acacia
  • Species: A. cyperophylla
  • Binomial name: Acacia cyperophylla

Footnote & References

  1. Acacia cyperophylla, (last visited Apr. 29, 2021).
  2. Minni ritchi, (last visited Apr. 29, 2021).