The Tamil Nadu Forest officials have come across 'musa acuminata' or wild banana in the Anaimalai forest area of Coimbatore district, Tamil Nadu, adding to the bio-diversity of the Western Ghats. The species, originally belonging to the Malay peninsula and belived to have given birth to all edible and semi-edible banana varieties through hybridisation with 'musa balbisiana', was spotted during one of the routine plant exploration expeditions recently, the Indira Gandhi Wildlife Sanctuary Warden, Mr V Ganesan said.