Citrus limetta, alternatively considered to be a cultivar of Citrus limon, C. limon 'Limetta', is a species of citrus, commonly known as sweet lime, sweet lemon, and sweet limetta.It is native to South- and Southeast Asia and cultivated in the Mediterranean Basin. In Iran it is called Limu Shirin (لیمو شیرین, meaning “Sweet lemon” in Persian). In North India, it is commonly called mousambi, mosambi, or musambi (मुसंबी)(موسمبى) (in Hindi/Urdu and Marathi).