Ritesh ji I think Tropicos simply lists treatment by different publications.
http://www.tropicos.org/Name/8500974?tab=acceptednames Perhaps this paper from Taxon may help Austin, D. F. & Z. Huamán. 1996. A synopsis of Ipomoea (Convolvulaceae) in the Americas. Taxon <http://www.tropicos.org/Publication/812> 45(1): 3–38. -- Dr. Gurcharan Singh Retired Associate Professor SGTB Khalsa College, University of Delhi, Delhi-110007 Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. Phone: 011-25518297 Mob: 9810359089 http://people.du.ac.in/~singhg45/ On Thu, Oct 27, 2011 at 7:29 AM, Ritesh Kumar Choudhary < ritesh....@gmail.com> wrote: > Dear Gurucharn sir, > > Photographs of I. hederifolia L. shared by Mani ji in the following thread > clearly shows lobed leaves and scarlet flowers without yellow throat. This > helped me to clear my doubt. > > > http://groups.google.com/group/indiantreepix/browse_thread/thread/fc8a68a7f9a6a52f > > I am really thankful to you for providing a nice key that helped me to > understand these plants. Now I can confirm my plant as I. rubriflora > O'Donell (=I. coccinea L.). > > I would also like to refer a paper that proves these taxa distinct based on > molecular data. > Here is the link : > http://www.amjbot.org/content/91/8/1208.short > > Unfortunately, ambiguity can still be seen in 'Tropicos' that treats I. > hederifolia L. as the accepted name for I. coccinea L. > > Best regards, > Ritesh. > >
