Dear Santosh ji
Can you please send me the distinguishing characters of T. cordifolia and T. 
glabra. In the link that I had sent about a new species described from Kerala 
in 2009, it is mentioned that both T. cordifolia and T. glabra occur in India.

Dr. Gurcharan Singh
Associate Professor
SGTB Khalsa College
University of Delhi, Delhi
India
http://people.du.ac.in/~singhg45
  ----- Original Message ----- 
  From: santhosh kumar es 
  To: Gurcharan Singh 
  Cc: indiantreepix 
  Sent: Saturday, September 12, 2009 6:22 PM
  Subject: Re: [indiantreepix:18229] Tinospora cordifolia ID 120909GS1


  Dear Sir,

  Tinospora codifolia (or T. glabra), T. sinensis (T. malabarica) and T. 
formanii are the three species of Tinospora occuring in Kerala. Your first 
posting was Tinospora cordifolia and the second one Mr Neil Soares is 
T.sinensis. I have no doubt about it. T. sinensis is usually seen in deciduous 
forests, hairy throughout the leaves and young stem whereas T. cordifolia is 
entirely glabrous. 

  Santhosh

  2009/9/12 Gurcharan Singh <[email protected]>

    Sending photographs of Tinospora cordifolia ID 120909GS1 for verification 
and help

    Needing help in clearing my doubts on Tinospora cordifolia, which was in 
news recently as cure for swine flue.

    We have one species of Tinospora reported from our area: Tinospora 
cordifolia, and that was fine until I consulted Efloras of Pakistan and China. 
Both Flora of British India and Indian Trees by Brandis differentiate T. 
cordifolia Miers and T. malabarica Miers as followes:

    T. cordifolia: Leaves cordate, glabrous, 5-10 cm diam., acute or acuminate; 
petiole 4-7 cm long.(flowers yellow; drupes red, size of small cherry or pea)

    T. malabarica: Leaves ovate-cordate, pubescent above wooly beneath, 7-15 cm 
diam, acuminate. petiole 10 cm, hairy. (flowers yellow, drupes red)

    I have not seen plant in flowering but have noticed a few things. The 
leaves in our specimens are totally glabrous, but may reach size of up to 20 
cm, especially in open situations climbing on trees. I have also noticed that 
although in deep forest areas leaves are totally shed for atleast 4-5 months, 
few branches have leaves for almost the whole year in open situations. 

    Eflora of Pakistan believes that T. cordifolia of Hook.f. & Thoms. is not 
the T. cordifolia of Miers, and rather T. malabarica Miers. which is widely 
cultivated in India, Pakistan, Burma and Sri Lanka. It is locally known as 
Giloe.

    Flora of China, on the other hand do not mention anything about T. 
malabarica Miers (which is correctly (DC) Miers), relegate both T. malabarica 
(Lam.) Hook.f. et Thoms. and T. tomentosa (Coleb.) Hook.f. & Thoms. of FBI as 
synonyms of T. sinensis (Lour.) Merrill.

    With this information, the correct identity of our material is further 
confusing. Any member having photographs of true T. malabarica (with tomentose 
leaves and branches) may kindly upload the same, to help resolve the issue.
     I am uploading my photographs of what I know as T. cordifolia, growing in 
Delhi


    Dr. Gurcharan Singh
    Associate Professor
    SGTB Khalsa College
    University of Delhi, Delhi
    India
    http://people.du.ac.in/~singhg45

    






  -- 
  SANTHOSH
  -----------------------------------

  Dr. E S SANTHOSH KUMAR 
  Tropical Botanic Garden and Research Institute, Palode
  Thiruvananthapuram-695562
  Kerala, India
  www.drsanthosh.wetpaint.com
   Please consider your environmental responsibility:Before printing this 
e-mail, ask yourself whether you need a hard copy!

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