Dear Dr. Garg,
It has been a long time since I had contact with you but I noticed a page on the Eflora of India website that now has a name as I described it a while back so you can correct the name:
I have described it as Arisaema anatinum, you can download the article here:
https://www.ingentaconnect.com/content/nhn/blumea/2018/00000063/00000002/art00011
All the best,
Pascal
'Creating awareness of Indian Flora & Fauna'
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