Taffazul ji, C. sumatrensis is late flowering species taller than both similar species C. bonariensis and C. canadensis. I first noticed this in my house in Balgarden, Srinagar in 2011. I have given comparison and pictures in this post.
https://groups.google.com/g/indiantreepix/c/kbwJ45I4F8I/m/l59rZdTp85EJ On Sunday, December 4, 2022 at 6:22:39 PM UTC+5:30 Saroj Kumar Kasaju wrote: > OK Mr. Taffazull ! > Thank you. > > Saroj Kasaju > > > On Sun, Dec 4, 2022 at 5:30 PM [email protected] <[email protected]> > wrote: > >> Dear Saroj ji, >> Thanks for drawing attention to C.canadensis >> C.canadensis (Syn Erigeron canadensis) is a very common weed in Kashmir >> and has the vernacular name "Shal Lot". It was common as far back as I can >> remember (late 1950s) and indeed I thought of it as a native but now there >> are many publications asserting that it is an invasive species. I am >> posting a few photos of C.canadensis which will clarify the differences >> between this species and the one I suspect as C.sumatrensis (Syn >> E.sumatrensis). It may be noted that not only are leaves smaller but hairs >> are not so dense and so white. I may also point out that C.canadensis is >> called "horseweed" but C.sumatrensis is called "white horseweed) as per >> Wikipedia. >> With regards >> Taffazull >> >> >> On Sunday, December 4, 2022 at 1:31:03 PM UTC+5:30 Saroj Kumar Kasaju >> wrote: >> >>> Please check *Erigeron canadensis *L. ! >>> Thank you. >>> >>> Saroj Kasaju >>> >>> >>> On Sun, Dec 4, 2022 at 12:44 PM [email protected] <[email protected]> >>> wrote: >>> >>>> The photos were taken in a field in Srinagar in Nov-Dec 2022 >>>> >>>> On Sunday, December 4, 2022 at 12:22:45 PM UTC+5:30 [email protected] >>>> wrote: >>>> >>>>> Three more photos. I clicked the post button by mistake before these >>>>> three photos were added. >>>>> Regards >>>>> Taffazull >>>>> >>>>> On Sunday, December 4, 2022 at 12:19:11 PM UTC+5:30 [email protected] >>>>> wrote: >>>>> >>>>>> Dear members, >>>>>> Am posting photos of what i believe is the rosette stage of Conyza >>>>>> sumatrensis. The stem is covered with white hairs(see photo). Kindly >>>>>> confirm if ID is correct. >>>>>> >>>>> -- >>>> 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/74fbb662-858b-4df9-9c12-ba7a47548abfn%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/indiantreepix/74fbb662-858b-4df9-9c12-ba7a47548abfn%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >> 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/72f6a72e-c42c-47f6-ad59-1bb1998106b6n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/indiantreepix/72f6a72e-c42c-47f6-ad59-1bb1998106b6n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- 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/2b59ff9d-09a3-495c-b28e-9781fee863d8n%40googlegroups.com.
