Tithonia diversifolia (Hemsl.) A.Gray

  • Family : ASTERACEAE
  • Family (as per The Plant List) : Compositae
  • Species : Tithonia diversifolia
  • Species Name (as per The Plant List) : Tithonia diversifolia (Hemsl.) A.Gray
  • Common name : Mexican Sunflower
  • Key identification features : Small shrubs. Leaves alternate, deltoid, 3-5 lobed, petiole broadly winged. Heads solitary, heterogamous. Ray florets yellow, linear, 2-3 lobed. Achenes uniseriate, white or yellow, quadrangular and pubescent. Pappus absent.
  • Habit : Shrub
  • Flower, Fruit : September-May
  • Native : Tropical south America
  • Comments : Gregarious weed of wastelands.
  • Conservation Status : Not Evaluated (NE)
  • Distribution Locality : Alagar Hills (Madurai district), Shevaroy Hills (Salem district) (Tamil Nadu State);
  • World Distribution : Tropical South America; Introduced in other tropics
  • Literature : Pullaiah et al., 2007 - Flora of Eastern Ghats Vol. 3; H.O. Saxena & M. Brahmam, 1995- Flora of Orissa Vol. 2; 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=Tithonia diversifolia. 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.