Polygonum chinense L.

 
  • Family : POLYGONACEAE
    (BUCKWHEAT FAMILY)
  • Family (as per The Plant List) : Polygonaceae
  • Synonym(s) : Persicaria chinensis (L.) H. Gross
  • Species Name (as per The Plant List) : Persicaria chinensis (L.) H. Gross
  • Common name : Tongue of buffalo, Chinese Knotweed
  • Vernacular name : Bilikonde (Hindi); Erumainakkuchedi (Tamil); Kunamokka (Telugu); Mudanthi, Mukkala, Oduthan, Poovallikodi, Thiruthanni, Thondi (Malayalam)
  • Habit : Shrub
  • Habitat : Evergreen, semi-evergreen and moist deciduous forests
  • Comments / notes : Often on hills above 1200m, near moist places and by shola border on thickets
  • Flower, Fruit : Throughout the year
  • Collector(s) Name : Arun Singh, Navendu Page, Raja K. Swamy & K. Sankara Rao
  • Collection Date : 24/03/2016
  • Collection Nos : HJCB-E-361
  • Collection Locality : Kolli Hills, Namakkal district (TN)
  • Distribution :
    • Andhra Pradesh : Vishakapatnam district
    • Karnataka : Kolar district
    • Kerala : Kannur district, Kasaragod district, Wayanad district, Malappuram district, Palakkad district, Thrissur district, Idukki district, Kottayam district, Pathanamthitta district, Kollam district, Thiruvananthapuram district
    • Tamil Nadu : Alagar Hills (Madurai district), Kolli Hills (Namakkal district), Shevaroy Hills (Salem district), Kalrayan Hills (Salem district), Pachamalai Hills (Tiruchirapalli district), Bodamalai Hills (Salem district), Chitteri Hills (Vellore district), Sirumalai Hills (Dindigul district), Yelagiri Hills (Vellore district), Dharmapuri Hills (Dharmapuri district), Piranmalai Hills (Sivaganga district), Theerthamalai Hills (Dharmapuri district), Gingee Hill (Villipuram district), Javadu Hills (Tiruvannamalai district)
  • World Distribution : India, Himalayas, China, Japan, Malaysia, Nepal
  • Conservation Status : Not Evaluated (NE)
  • Literature : H.O. Saxena & M. Brahmam, 1995- Flora of Orissa Vol. 3; R. S. Rao and S. H. Sreeramulu, 1986 - Flora of Srikakulam District; H. O. Saxena and M. Brahmam, 1989 - The Flora of Similipahar (Similipal), Orissa; N.P.Singh, 1988. Flora of Eastern Karnataka; Matthew, K.M., The Flora of Tamil Nadu Carnatic, Vol.3 (2). Diocesan Press, Madras. 1983; Sasidharan, N. 2011. Flowering plants of Kerala. DVD, V 2, KFRI.
  • Citation : Sankara Rao, K., Raja K Swamy, Deepak Kumar, Arun Singh R. and K. Gopalakrishna Bhat (2019). Flora of Peninsular India. http://peninsula.ces.iisc.ac.in/plants.php?name=Polygonum chinense. Downloaded on 14 November 2019.

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