Rangpur (fruit) Rangpur (fruit) Rangpur, Citrus" × "limonia or Citrus reticulata" x "medica, sometimes called the rangpur lime, mandarin lime or lemandarin, is a hybrid between the mandarin orange and the citron. It is a citrus fruit with a very acidic taste and an orange peel and flesh. Common names for this fruit include rangpur, named after Rangpur, Bangladesh, an area known for this and other citrus fruits. This is where the word originated in the Bengali language. The rangpur is also known in India as "Sylhet lime", "surkh nimboo", "sharbati", and "gandhraj" (meaning 'king of fragrance'). It is known as a
Bergamot orange skin of guinea pigs was shown to have a concentration-dependent phototoxic effect of increasing redness after exposure to ultraviolet light (due to the chemical bergapten, and possibly also citropten, bergamottin, geranial, and neral). This is a property shared by many other citrus fruits. Bergapten has also been implicated as a potassium channel blocker; in one case study, a patient who consumed four litres of Earl Grey tea per day (which contains bergamot essential oil as a flavouring) suffered muscle cramps. Bergamot is also a source of bergamottin which, along with the chemically related compound 6',7'-dihydroxybergamottin, is believed to be responsible