Bidens biternata (Lour.) Merr. & Sherff, Bot. Gaz. 88:293. 1929
Common weed of waste places easily distinguished by its yellow ray florets. Photographed from Morni hills on April 9, 2011
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/