What is "otochilus"

Otochilus is a genus of flowering plants from the orchid family, Orchidaceae. It contains 5 known species, native to China, the Himalayas and Southeast Asia.

1. Otochilus albus Lindl. - Tibet, Assam, Bhutan, India, Nepal, Myanmar, Thailand, Vietnam
2. Otochilus fuscus Lindl. - Yunnan, Assam, India, Nepal, Bhutan, Indochina
3. Otochilus lancilabius Seidenf. - Tibet, Assam, India, Nepal, Bhutan, Laos, Vietnam
4. Otochilus porrectus Lindl. - Yunnan, Assam, India, Nepal, Bhutan, Indochina
5. Otochilus pseudoporrectus Seidenf. ex Aver. - Vietnam