Ophiocordyceps sinensis (formerly known as Cordyceps sinensis), is known in English colloquially as caterpillar fungus, or by its more prominent names yartsa gunbu (, literally "summer grass, winter worm"), or dōng chóng xià cǎo () or Yarsha-gumba or Yarcha-gumba, यार्सागुम्बा (in Nepali language) or Keeda Jadi, कीड़ा जड़ी (in Hindi and Garhwali).