Lime grown year-round in tropical climates and are usually smaller and less sour than lemons, although varieties may differ in sugar and acidic content.[3] Plants with fruit called "limes" have diverse genetic origins; limes do not comprise a monophyletic group.
As compared to lemons, limes contain less vitamin C, but the amount is still an excellent source, providing 35% of the Daily Value per 100 g serving (right table).[11] Limes are a good source of dietary fiber and contain numerous other nutrients in small quantities (right table).