Dear Surajit Jee, I think this can be Persicaria stagnina (Buch.-Ham. ex Meisn.) Qaiser. Very close to P. barbata but differs in having silky strigose leaves.
Best regards, Ritesh. --
Dear Surajit Jee, I think this can be Persicaria stagnina (Buch.-Ham. ex Meisn.) Qaiser. Very close to P. barbata but differs in having silky strigose leaves.
Best regards, Ritesh. --