Here is the key to differentiate the two genera (Based of Flora of Taiwan and Flora of North America)
Synedrella<http://efloras.org/florataxon.aspx?flora_id=100&taxon_id=132087> *Synedrella:* Plants annual, erect or ascending, not rooting at nodes; heads aggregated; disc florets 4-12; cypsellae of ray florets with lacerate winged margins. *Calyptocarpus:* Perennial, prostrate or decumbent, rooting at nodes; heads solitary at each node; disc florets 10-20; cypsellae of ray florets not winged -- 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 Mon, Sep 19, 2011 at 9:03 PM, Gurcharan Singh <singh...@gmail.com> wrote: > I think the two species belong to two different genera > > Calyptocapus vialis Less (syn: Synedrella vialis (Less) A. Gray; * > Calyptocarpus* *tampicanus* (DC.) Small): straggling daisy > > http://www.ars-grin.gov/cgi-bin/npgs/html/tax_search.pl > > http://www.theplantlist.org/tpl/record/gcc-88163 > > Synedrella nodiflora (L.) L. Gaertn (syn: Verbesina nodiflora L.): > Synedrella > > http://www.ars-grin.gov/cgi-bin/npgs/html/tax_search.pl > > http://www.theplantlist.org/tpl/record/gcc-32071 > > > -- > 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 Mon, Sep 19, 2011 at 2:17 PM, Giby Kuriakose > <giby.kuriak...@gmail.com>wrote: > >> Thank you Rajdeo ji for correcting the id. >> >> May be the following link of a previous discussion in our group would be >> helpful. >> >> >> >> https://groups.google.com/group/indiantreepix/browse_thread/thread/a87025fc328ffc70?hl=en >> >> >> >> Regards, >> Giby >> >> >> >> >> On 19 September 2011 13:55, rajdeo singh <rajdeo.1...@gmail.com> wrote: >> >>> Hello, >>> This is Synedrella vialis (Less.) Gray >>> its a small prostrate herb, while Synedrella nodiflora (L.) Gaertn. is a >>> erect herb. >>> >>> *** >>> Rajdeo Singh >>> Project fellow >>> St. Xavier's College, >>> Mumbai >>> >> >> >> >> -- >> GIBY KURIAKOSE PhD >> Ashoka Trust for Research in Ecology and the Environment (ATREE), >> Royal Enclave, >> Jakkur Post, Srirampura >> Bangalore- 560064 >> India >> Phone - +91 9448714856 (Mobile) >> visit my pictures @ http://www.flickr.com/photos/giby >> > > > >
