Thanks Kenneth for confirmation/correction In fact this plant was lying in my folder as K. elegans, but after comparing photographs on the net (they are pretty mixed up), and being more commonly reported. I will see when the flowers appear. Thanks for identification.
-- 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 Sat, Aug 14, 2010 at 1:04 PM, Kenneth Greby <[email protected]> wrote: > Dr. Singh-- > > I believe that this is Koelreuteria elegans ssp. elegans. It shares > commonality with K. elegans ssp. formosana here in California. In Florida, > it is the only one commonly planted or seen as an escapee. It appears more > tolerant of near-tropical conditions than both K. elegans ssp. formosana and > "true" K. bipinnata. > > Though true K. bipinnata is here in California, it probably represents > less than 5% of all Koelreuteria sold as such. This is one, much like > Araucaria > columnaris vs. A. heterophylla, that the CA nursery trade has gotten wrong > for many years. Curiously, Florida nursery trade hasn't had this problem. > > I've been meaning to reshoot some pics (now gone) I had taken years ago > that compared all three trees (plus the easily-separated K. paniculata) > growing together on one street here near Los Angeles. The blooming times, > bark, and branch structure are distinctly different. I'm not sure I'll be > able to accomplish it this summer-- though now is the start of the blooming > season here--due to some temporary restrictions of my driving privilege. > I'll post if I am able. > > Regards-- > Ken. > > ------------------------------ > *From:* Gurcharan Singh <[email protected]> > *To:* efloraofindia <[email protected]>; Flowers of India < > [email protected]> > *Sent:* Thu, August 12, 2010 9:24:48 PM > *Subject:* [efloraofindia:44269] Koelreuteria bipinnata from Delhi > > Koelreuteria bipinnata from Delhi, characterised by bipinnate leaves, pale > purplish ovoid fruits turning brown at maturity (in K. paniculata the leaves > are unipinnate with unequally cut leaflets and narrow conical fruits). > Closely related species K. elegans is hard to distinguish with more oblique > leaf base and long acuminate leaflets. Photographed in October 2009 from > Delhi University. > > > http://www.efloras.org/object_page.aspx?object_id=93327&flora_id=2 > > -- > 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/ <http://people.du.ac.in/%7Esinghg45/> > > >
