The 'Langra' mango, also known as Benarasi Langra, is a mango cultivar that was first cultivated in Banaras in present-day Uttar Pradesh, India 250 to 300 years ago. Apart from Uttar Pradesh, it is also grown in the states of Bihar and West Bengal,
This cultivar retains a greenish tinge while ripening. It is normally harvested during mid-June to last half of July. Around 2006, it was known to be gaining popularity on the international market. It is considered suitable for slicing and canning. From Wikipedia