Parthenium hysterophorus

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Photographs by: Dr. Maulik Gadani

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  • Botanical Name : Parthenium hysterophorus L.
  • Common Name : Carrot Grass, Congress Grass, Wild Carrot Weed
  • Plant Family : Asteraceae (Compositae)
  • According to the Rules of ICBN the names of the families should end in -aceae. Thus the new name for the family Compositae became Asteraceae. However, the name Compositae is also exempted and conserved under 'Nomina Conservanda' because of their constant use for a long time.

  • Plant Form : Herb
  • Occurrence (Sectors) : 1, 2, 4, 5, 7, 9, 10, 12, 15, 16, 22, 26-28, 30
  • Occurrence (Special Areas) : Gujarat Forestry Research Foundation, Indroda Park, Ayurvedic Udyan, Sarita Udyan, Van Chetana Kendra, Basan, Aranya Van

About Parthenium hysterophorus Plant :

  • Habit : Erect, stout undershrubs.
  • Leaves : Pinnatifid, appressed-hairy.
  • Flowers : Flowers in white heads, 0.3-0.4 cm across, in terminal, paniculate cymes.
  • Fruit : Achenes minute.
  • Flowering and Fruiting Time : October - March
  • Significance : Found as a weed.