Papilionanthe biswasiana (Ghose & Mukerjee) Garay, Bot. Mus. Leafl. 23: 371. 1974;
Orchids from Sikkim-Darjeeling Tour- Aerides biswasiana from LBG:: NS July 05 : 5 posts by 4 authors. Attachments (5).
No sir. This is Papilionanthe biswasiana.
Supposed to be rare.
Sometimes I think it could be merged with Papilionanthe vandarum, but I have never seen the flowers myself.
Thanks … the placard requires correction..
Very good photographs of a colourful orchid.