lime (Citrus aurantifolia)

• Limes are often sold unripe and these are green.
• When limes are ripe they are yellow, the same colour as lemons. The juice tastes different.

Links

• Of special interest in limes have been flavonoids called flavonol glycosides, including many kaempferol-related molecules. While these flavonoids have been shown to stop cell division in many cancer cell lines, they are perhaps most interesting for their antibiotic effects.
• http://www.whfoods.com
• The fruits are almost always picked when unripe (green), and are usually consumed before they reach the ripe state (yellow).
• http://gernot-katzers-spice-pages.com