Operculina turpethum (L.) Silva Manso

 
  • Family : CONVOLVULACEAE
    (Morning-Glory Family)
  • Family (Hindi name) : KALADANA FAMILY (कालादाना फैमिली)
  • Family (as per The APG System III) : CONVOLVULACEAE
  • Basionym : Convolvulus turpethum L.
  • Synonym(s) : Merremia turpethum (L.) Rendle; Merremia turpethum (L.) Bojer; Merremia turpethum (L.) Shah & Bhat
  • Species Name (as per The Plant List) : Operculina turpethum (L.) Silva Manso
  • Common name : Indian jalap, Terpeth root
  • Vernacular name : Nisoth, Nisotur, Pitowri (Hindi); Sivadai, Kumbam, Caralam (Tamil); Tella tegada, Nalla tegada, Erra tegada (Telugu); Dudholomo (Oria); Chivaka, Kuzhalkonna, Rochani, Sivatha, Thrikolpakonna, Thripuda (Malayalam)
  • Habit : Climber
  • Habitat : Degraded forest areas, also in moist localities in plains
  • Key identification features : Flowers opens after 9 am, enveloped in a woody calyx.
  • Flower, Fruit : October-March
  • Distribution :
    • Andhra Pradesh : Chittoor district, Kadapa district, Kurnool district, East Godavari district, Srikakulam district, West Godavari district
    • Karnataka : Ballari district, Dakshina Kannada district, Dharwad district, Kodagu (Coorg) district, MYS, Udupi district, Uttara Kannada district
    • Kerala : Kannur district, Wayanad district, Kozhikode district, Malappuram district, Palakkad district, Thrissur district, Ernakulam district, Pathanamthitta district
    • Tamil Nadu : Alagar Hills (Madurai district), Kolli Hills (Namakkal district), Shevaroy Hills, Kalrayan Hills, Bodamalai Hills (Salem district), Pachamalai Hills (Tiruchirapalli district), Chitteri Hills, Yelagiri Hills (Vellore district), Sirumalai Hills (Dindigul district), Piranmalai Hills (Sivaganga district), Theerthamalai Hills, Dharmapuri Hills (Dharmapuri district), Gingee Hill (Villipuram district), Javadu Hills (Tiruvannamalai district), Coimbatore district
  • World Distribution : Old World tropics, introdued to Caribbean
  • Conservation Status : Not Evaluated (NE)
  • Literature : Pullaiah et al., 2011 - Flora of Eastern Ghats Vol. 4; H.O. Saxena & M. Brahmam, 1995- Flora of Orissa Vol. 2; J.L.Ellis, 1990- Flora of Nallamalais 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; Sasidharan, N. 2011. Flowering plants of Kerala. DVD, V 2, KFRI; Keshava Murthy & Yoganarasimhan, 1990 - Flora of Coorg district, Karnataka state; Rao & Razi, 1981 - Mysore; Gopalakrishna Bhat, 2014 - Flora of South Kanara
  • 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=Operculina turpethum. Downloaded on 8 December 2021.

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