Citrus
grapefruit, lemons, and tangerines and to a lesser extent, tangelos. Oranges account for the greatest value in terms of production; followed by grapefruit [...] kumquat, and shaddock, widely cultivated for fruit or grown as an ornamental. It is believed that citrus plants are native to subtropical and tropical [...] tropical regions of Asia and the Malay Archipelago. Some citrus species have been present in the Mediterranean basin for centuries. Since citrus originates from