Parthenium hysterophorus L.

 
  • Family : ASTERACEAE
    (ASTER or SUNFLOWER FLOWER)
  • Family (as per The Plant List) : Compositae
  • Species : Parthenium hysterophorus
  • Species Name (as per The Plant List) : Parthenium hysterophorus L.
  • Common name : Congress Weed, Parthenium
  • Vernacular name : Parthenium gida, Congress gida (Kan.); Vishachedi (Tam.); Congress gaddi (Tel.)
  • Key identification features : A prolific undershrub with alternate, dissected leaves. Flowers are minute and aggregated into a compact flower-like inflorescence. Fruit is small and dry.
  • Habit : Undershrub
  • Flower, Fruit : Throughout the Year
  • Native : America
  • Comments : An invasive weed of wastelands, tank bunds and paddy fields. An aggressive colonizer.
  • Conservation Status : Not Evaluated (NE)
  • Distribution Locality : Throughout Eastern Ghats
  • World Distribution : Pantropical
  • Literature : Pullaiah et al., 2007 - Flora of Eastern Ghats Vol. 3; J.L.Ellis, 1990- Flora of Nallamalais Vol. 2; H.O. Saxena & M. Brahmam, 1995- Flora of Orissa Vol. 2 ; R. S. Rao et al., 1986 - Flora of West Godavari District ; R. S. Rao and S. H. Sreeramulu, 1986 - Flora of Srikakulam District; Matthew, K.M., The Flora of Tamil Nadu Carnatic, Vol.3 (1). Diocesan Press, Madras. 1983.
  • Citation : Sankara Rao, K., Arun Singh R., Deepak Kumar, Raja K Swamy and Navendu Page (2016). Digital Flora of Eastern Ghats. http://easternghats.ces.iisc.ernet.in/plants.php?name=Parthenium hysterophorus. Downloaded on 3 July 2020.

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Digital Flora of Eastern Ghats by Herbarium JCB is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Based on a work at http://easternghats.ces.iisc.ernet.in.