what are macadamia
Macadamia is a genus of four species of trees indigenous to Australia and constituting part of the plant family Proteaceae.They are native to north eastern New South Wales and central and south eastern Queensland.he species previously named in this Macadamia genus may still be referred to overall by the descriptive, non-scientific name of macadamia; their disjunct distributions and current scientific names are: 1  New Caledonia endemic genus Virotia in 1975 having only the type species, then by 2008 all six endemic species.