It's also known as a Queensland nut
[DOC] [TLE] Macadamia - Wikipedia [PAR] Macadamia is a genus of four species of trees indigenous to Australia and 
constituting part of ... Other names include Queensland nut, bush nut, maroochi 
nut, bauple nut, and ... still be referred to overall by the descriptive, non-scientific 
name of macadamia; .... Its shell is easier to open than that of most commercial 
varieties.