Ophiocordyceps sinensis
Ophiocordyceps sinensis (synonym Cordyceps sinensis), known colloquially as caterpillar fungus, is an entomopathogenic fungus (a fungus that grows on insects) in the family Ophiocordycipitaceae. It is mainly found in the meadows above 3,500 metres (11,500 ft) on the Tibetan Plateau regions of Tibet, Qinghai, Sichuan, Yunnan and Himalayan regions of India, Bhutan and Nepal .