Key lime
The Key lime tree (also referred to in the vernacular as the “Mexican lime”) is a slender tree which grows to heights of , bears scentless flowers (with white stems and yellow anthers) that mature into fruits, singly, in pairs or in larger clusters. The fruit, which is generally in diameter, as it ripens, changes its peel color from green to pale-yellow. The greenish-yellow pulp of the fruit, with its inseparable 6–15 segments, is juicy and highly acidic with flavor and aroma. It has either a few or many small seeds. Though the climatic conditions under which the Key lime thrives is moist, with annual precipitation in the range of the tree is more capable of enduring drought conditions than other citrus fruit varieties. However, in excessive rainfall, trees may be infected with fungus. The Key lime is also more sensitive to cold than the lemon, and can be grown only in protected locations.