What is "papilionanthe"

Papilionanthe is a genus of flowering plants from the orchid family, Orchidaceae. It is native to Southeast Asia, southern China, and the Indian Subcontinent.

1. Papilionanthe biswasiana (Ghose & Mukerjee) Garay - Yunnan, Myanmar, Thailand
2. Papilionanthe greenii (W.W.Sm.) Garay - Bhutan
3. Papilionanthe hookeriana (Rchb.f.) Schltr. - Thailand, Vietnam, Malaysia, Borneo, Sumatra
4. Papilionanthe pedunculata (Kerr) Garay - Cambodia, Vietnam
5. Papilionanthe sillemiana (Rchb.f.) Garay - Myanmar
6. Papilionanthe subulata (Willd.) Garay - India, Sri Lanka
7. Papilionanthe taiwaniana (S.S.Ying) Ormerod - Taiwan
8. Papilionanthe teres (Roxb.) Schltr. - Yunnan, Bangladesh, Assam, Bhutan, India, Laos, Myanmar, Nepal, Thailand, Vietnam; naturalized in Fiji and Caroline Islands
9. Papilionanthe tricuspidata (J.J.Sm.) Garay - Bali, Lombok, Timor
10. Papilionanthe uniflora (Lindl.) Garay - Himalayas, Nepal, Bhutan, Assam
11. Papilionanthe vandarum (Rchb.f.) Garay - Himalayas, Nepal, Bhutan, Assam, Myanmar, China