Acmella oleracea from Hamdard Herbal Garden, Delhi

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Gurcharan Singh

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22-May-2011, 4:23:15 am22/05/11
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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/

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