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Macadamia Nut Tree

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Macadamia integrifolia

Plant Number: 49

Common Name: Macadamia, Queensland Nut, Bush Nut, Bauple Nut

Scientific Name: Macadamia integrifolia

Derivation of name

Macadamia – Australian botanist Ferdinand von Mueller named the species after Dr John Macadam, a noted scientist

integrifolia – latin meaning of 'integer' is entire and 'folium' meaning leaf

Description

  • Listed as vulnerable under the Queensland Conservation Act due to land clearing, weed invasion, inappropriate fire regimes etc.
  • Medium sized tree to 20 metres in height with a similar crown width giving it a rounded shape
  • Traditionally found along the edges of remnant or drier rainforest in SE Queensland and northern NSW
  • Matures around 10 years of age and has stiff, slightly serrated leaves
  • Flowers are 15cm, cream or creamy-white spikes, produced in winter to spring

  • Fruit have a hard, brown edible nut encased in a green leathery outer shell with a 2-3 cm diameter which are borne in summer

Human uses

The seed kernel is sweet and edible. Oil can be extracted and the nut made into nut butter.

Acknowledgement: Bush Heritage, Department of Agriculture, Water and the Environment

Photo: Forest and Kim Starr



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Last reviewed 25 May 2020
Last updated 25 May 2020