Papilionanthe

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

Species

 * Papilionanthe biswasiana (Ghose & Mukerjee) Garay – Yunnan, Myanmar, Thailand
 * Papilionanthe greenii (W.W.Sm.) Garay – Bhutan
 * Papilionanthe hookeriana (Rchb.f.) Schltr. – Thailand, Vietnam, Malaysia, Borneo, Sumatra
 * Papilionanthe pedunculata (Kerr) Garay – Cambodia, Vietnam
 * Papilionanthe sillemiana (Rchb.f.) Garay – Myanmar
 * Papilionanthe cylindrica (Lindl.) Seidenf. - India, Sri Lanka
 * Papilionanthe teres (Roxb.) Schltr. – Yunnan, Bangladesh, Assam, Bhutan, India, Laos, Myanmar, Nepal, Thailand, Vietnam; naturalized in Fiji and Caroline Islands
 * Papilionanthe tricuspidata (J.J.Sm.) Garay – Bali, Lombok, Timor
 * Papilionanthe uniflora (Lindl.) Garay – Himalayas, Nepal, Bhutan, Assam
 * Papilionanthe vandarum (Rchb.f.) Garay – Himalayas, Nepal, Bhutan, Assam, Myanmar, China

Formerly included taxa

 * Papilionanthe subulata (Willd.) Garay from Borneo, Cambodia, Malaya, Thailand is a synonym of Thrixspermum filiforme
 * Papilionanthe taiwaniana (S.S.Ying) Ormerod was formerly included as a species of the genus, but has since been re-classified as a hybrid of Papilionanthe teres and Luisia megasepala. It has been transferred to the nothogenus × Papilisia as × Papilisia taiwaniana (S.S.Ying) J.M.H.Shaw . Papilionanthe teres is not native to Taiwan, but has been introduced to the island. The other parent species Luisia megasepala is an endemic Taiwanese species.

Hybrids
Papilionanthe Miss Joaquim is a hybrid of Papilionanthe teres and Papilionanthe hookeriana. It is the national flower of Singapore.

Hybrids of Papilionanthe with other genera are placed in the following nothogenera:
 * Papilionanda (Pda.) = Papilionanthe × Vanda
 * × Papilisia = Papilionanthe × Luisia