Acmella oleracea (L.) R. K. Jansen, Syst. Bot. Monogr. 8:65. 1985
syn: Spilanthes oleracea L.
The species is distinct in discoid capitula, without ray florets, ovate to deltoid leaves, leaf bases broad obtuse, truncate to slightly cordate; capitula cylindric large, more
than 1 cm wide, yellow with reddish centre; involucral bracts 15-18, triseriate; mature achenes without evident cork-like margins.
Photographed from the Herbal Garden of Hamdard University in Delhi on May 8, 2011
Common names
English: Para-cress, toothache plant
Hindi: Akarkar, Pipulka
Marathi: Pipulka, Akarkara
Kannada: Hemmugalu
Assamese: Pirazha
--
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: 9810359089
http://people.du.ac.in/~singhg45/