Regarding identification of the species collected from Nagaland 2: 4 high res. images.
Posting again from Prabhat ji as clubbed in the same post due to same subject:

Urticaceae member?

Boehmeria ??

Maybe. I am not sure.

Boehmeria nivea …of urticaceae

I do not think so as per images at

may be … the lower surface of the image is not clear,…

Euphorbiacea member??, a pair of glands are seen at the base of lamina

I am not able to see any glands. Am I missing something?