Forwarding for ID Distributed as Conyza species- Kamrup district, Assam <https://sites.google.com/site/efloraofindia/species/a---l/ar/asteraceae/asteroideae/astereae/conyza/conzya-species/kamrup-district-assam> I think C, sumatrensis Group discussion at Asteraceae Fortnight Part I-Radiate heads: Conyza sp. from Kamrup district, Assam- KD 05 (google.com) <https://groups.google.com/g/indiantreepix/c/FmsGrfK4TSQ>
On Sunday, May 19, 2013 at 12:17:14 PM UTC+5:30 JM Garg wrote: > Forwarding again for Id confirmation or otherwise please. > > Some earlier relevant feedback: > > Karuna ji > I had seen all three growing in Kashmir and found some interesting facts. > Conyza bonariensis is the earliest to flower in May, continuing into june, > has more spreading habit, longer and broader leaves and few larger and > nearly ovoid to somewhat broader-based heads narrowing towards top, with no > visible rays. > C. candensis flowers mostly in June, the plants are erect, delicate, > linear with much smaller nearly cylindrical heads with distinct ray > florets. the plants are barely taller than 1 m. > C. sumatrensis (syn: C. albida) is a much taller and robust plant often > reaching 2 m ot more, much more robust, with heads almost as long as C. > bonariensis, but more cyllindrical, without evident ray florets. The leaves > are broader like C. bonariensis, but perhaps more broader if we take L vs B > ratio into consideration. The plant becomes prominent August onwards and > flowers in August to October in Kashmir and Chakrata where I saw it. > -- > Dr. Gurcharan Singh > > efi pages: Conyza bonariensis > <https://sites.google.com/site/efloraofindia/species/a---l/ar/asteraceae/conyza/conyza-bonariensis> > & > Conyza sumatrensis > <https://sites.google.com/site/efloraofindia/species/a---l/ar/asteraceae/conyza/conyza-sumatrensis> > > > ---------- Forwarded message ---------- > From: Karuna Das <[email protected]> > Date: 1 May 2013 19:26 > Subject: [efloraofindia:153390] Asteraceae Fortnight Part I-Radiate heads: > Conyza sp. from Kamrup district, Assam- KD 05 > To: indiantreepix <[email protected]> > Cc: kd_dkc <[email protected]> > > > Dear All, > > I had attached images(1 to 8) in my earlier post where I thought > them as *Conyza bonariensis.* Fortunetly I got hints from Gurcharan Sir > Ji about *C. sumatrensis. *Then I searched other specimen grown in > different places of the same region and collected them(Image No. 11 - 13). > I then dissect the reproductive parts of the the specimen and got the > following characters. So please ID the Conyza sp. whether it is C. > *bonariensis > or **sumatrensis. * > > Date :10.04..2013 (Images no - 08) & 30.05.13 (Images no. 11-13) > > Location: Kamrup district > > Family : Asteraceae > > Genus & species : C. *bonariensis or **sumatrensis. (?)* > > Habitat: Grows wild . > > Habit : Herb, *more than 5 feet (more than 150 cm Image No. 11)* > > *Inflorescence : *Radiate head .6cm (length) & 0.3-0.4 cm (w);bract two > serriate, hairy, *no long hair at the apex of the bract.* > > Flower : *Disc floret few,* *.** 6 cm*.; pappus . 4 cm; corolla .5cm, 5 > lobed, yellow > > *Ray florets(ligulate) many, .5 cm*, *ligule not > distinct*; corolla .4 cm. > > > With regards > > Karuna Kanta Das > > Guwahati 781012 > > > <http://sigads.rediff.com/RealMedia/ads/click_nx.ads/www.rediffmail.com/signatureline.htm@Middle?> > Get your own *FREE* website and domain with business email solutions, click > here > <http://track.rediff.com/click?url=___http://hosting.rediff.com/rediffmailpro/business-email?sc_cid=sig___&cmp=sig&lnk=sig&nsrv1=host> > > -- > You received this message because you are subscribed to the Google Groups > "efloraofindia" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/indiantreepix?hl=en. > For more options, visit https://groups.google.com/groups/opt_out. > > > > > > -- > With regards, > J.M.Garg > http://en.wikipedia.org/wiki/User:Jmgarg1 > 'Creating awareness of Indian Flora & Fauna' > The whole world uses my Image Resource of more than a *thousand species* > & eight thousand images of Birds, Butterflies, Plants etc. (arranged > alphabetically & place-wise): > http://commons.wikimedia.org/wiki/Category:J.M.Garg. You can also use > them for free as per Creative Commons license attached with each image. > For identification, learning, discussion & documentation of Indian Flora, > please visit/ join our Efloraofindia Google e-group (largest in the world): > http://groups.google.co.in/group/indiantreepix (more than 2085 members & > 1,53,000 messages on 30/4/13) or Efloraofindia website: > https://sites.google.com/site/efloraofindia/ (with a species database > of more than 8000 species). > Also author of 'A Photoguide to the Birds of Kolkata & Common Birds of > India'. > -- You received this message because you are subscribed to the Google Groups "efloraofindia" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/indiantreepix/4c2d6a26-50f1-4d19-825b-ba4e2039455an%40googlegroups.com.
