The coconut had apparently just arrived in the New World before Columbus. Each fruit contains one seed. This is one of the largest seeds known. The most important tropical nut that is eaten as a nut. See the diagrams on pg.
Cashews are native to northern South America.
Now widely escaped and cultivated in arid tropical regions such as India, southern Africa, Mexico, Florida, the Mediterranean etc. India a major producer. They were taken from Australia to Hawaii where most macadamia cultivation is centered. The climate there is ideal and Hawaii is one of the few places that they can be grown well. They are born in a peculiar fashion, see the diagram on pg.