Macadamia integrifolia | |
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Inflorenscences and foliages of Macadamia integrifolia at Geebung, Queensland | |
Different stages of Macadamia integrifolia nut | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Order: | Proteales |
Family: | Proteaceae |
Genus: | Macadamia |
Species: | M. integrifolia
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Binomial name | |
Macadamia integrifolia |
Macadamia integrifolia is a small to medium-sized tree, growing to 15 metres in height. Native to rainforests in south east Queensland and northern New South Wales, Australia. Common names include macadamia, smooth-shelled macadamia, bush nut, Queensland nut, Bauple nut and nut oak. [2]
Macadamia integrifolia leaves are simple, oblong in shape, glossy, entire with wavy leaf margins and are 20 cm long and 10 cm wide. [3] The flowers are white or pink followed by woody, edible rounded fruits [4] which are 2 to 3.5 cm in diameter.
This tree is rarely cultivated for ornamental purposes. [2]
It has been introduced to Mexico and has done well in the states of Michoacán and Jalisco. [5]
The trees will survive in hardiness zones 10 and 11.[ citation needed]
The trees in Australia can be affected by a fungal pathogens from the Neopestalotiopsis genus and the Pestalotiopsis genus (both are within Sporocadaceae family), they both cause flower blight. [6] [7]