Thanks Ritesh ji. Perhaps we have to find out whether Polygonum filicaule (with both Koeningia filicaule and K. nepalensis as its synonyms according to The Plant List). or Koeningia nepalensis.
Dr. Gurcharan Singh
Retired Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
Phone: 011-25518297 Mob: 9810359089http://people.du.ac.in/~singhg45/