Thanks for the feedback Radha ji. Will certainly go through it. On Wednesday 25 May 2016, radha veach <[email protected]> wrote:
> Much of the confusion between these species of pink Cassias may also be > due to hybridisation which has occurred over many years. I have observed > several trees which display mixed characters and are very difficult to pin > down. > > In the book entitled Some Beautiful Indian Trees by Blatter and Millard it > is stated that the style of Cassia javanica is green. Also, in C. renigera > there are usually from 10 - 20 pairs of leaflets. > > My guess is that the posted plant is Cassia nodosa, but I may well be > wrong. See the shape and nos. of leafets as well as the colour of the > flower. > > Attaching a paper from the Royal Asiatic Society of Bengal, 1940, which > you might find interesting. > > regards > Radha > > On Tuesday, May 24, 2016 at 3:09:23 PM UTC+5:30, Ushadi wrote: >> >> you are right about the gross difference >> >> i was still lamenting my roselle pictures a few months ago >> i try every year and never do i get the correct color of the flower >> now i am convinced its not just the pigment in the petals >> it must also be something do with uv absorption and reflection >> i do not know how to test it at home without any equipment or special >> filters and special lighting etc >> >> hence that was on my mind >> >> but never mind >> >> back to this cassia question >> yes you are right >> usha di >> >> On Tue, May 24, 2016 at 2:45 PM, Satish Phadke <[email protected]> >> wrote: >> >>> Not exact colour but definitely we can distinguish whether it is red or >>> green . It is that gross. That's why important. You will get the either of >>> the two >>> >>> Dr Satish Phadke >>> >>> On 24 May 2016 at 14:41, Ushadi Micromini <[email protected]> wrote: >>> >>>> good idea, Satish >>>> i will for my cases that i have >>>> thanks >>>> usha di >>>> >>>> >>>> BUT COME TO THINK OF IT DIGITAL CAMERAS ARE NOTORIOUS IN NOT GETTING >>>> THE REDS IN TRUE COLOR IE KEEPING THE AUTHENTIC TRUE color of the flower >>>> so how would we judge... unless we all carry a color checker card >>>> <http://www.bhphotovideo.com/c/product/465286-REG/X_Rite_MSCCC_Original_ColorChecker_Card.html> >>>> ... >>>> to really authenticate the red, oranges etc >>>> just a thought >>>> >>>> >>>> >>>> On Tue, May 24, 2016 at 12:55 PM, Satish Phadke <[email protected]> >>>> wrote: >>>> >>>>> On close observation of different pictures on Cassia site >>>>> <https://sites.google.com/site/efloraofindia/species/a---l/f/fabaceae/cassia/cassia-renigera> >>>>> I found one important character which may turn out to be useful in forming >>>>> a key. >>>>> THE COLOUR OF STYLE(GYNOECIUM) >>>>> In Cassia javanica it seems to be red throughout whereas in Cassia >>>>> renigera it is green in most part whereas the terminal part including >>>>> stigma is red in colour. >>>>> I request all of you to check this coloration along with colour of >>>>> calyx in all your pictures. >>>>> >>>>> Dr Satish Phadke >>>>> >>>>> On 24 May 2016 at 11:52, Ushadi Micromini <[email protected]> >>>>> wrote: >>>>> >>>>>> what a nice case... for thew query and analysis >>>>>> love it >>>>>> more important will copy the query and the answer.. >>>>>> >>>>>> usha di >>>>>> >>>>>> On Mon, May 23, 2016 at 11:29 PM, Satish Phadke <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Thanks Gurcharan ji >>>>>>> This is what I like . Experience. >>>>>>> Which characters to be given importance the most. >>>>>>> Once again Thank you so much >>>>>>> >>>>>>> >>>>>>> On Monday 23 May 2016, Gurcharan Singh <[email protected]> wrote: >>>>>>> >>>>>>>> Kidney shaped stipules, velvety leaflets, glabrous ovary are enough >>>>>>>> to separate it as C. renigera. >>>>>>>> Stipule length may be 15-25 mm, I will change in the key. >>>>>>>> >>>>>>>> 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://www.gurcharanfamily.com/ >>>>>>>> http://people.du.ac.in/~singhg45/ >>>>>>>> >>>>>>>> On Mon, May 23, 2016 at 8:44 PM, Satish Phadke < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> I am posting this plant again for review of proper ID >>>>>>>>> This Cassia tree flowers in Pune city around this time (May every >>>>>>>>> year) Most Cassia trees flowering at this time show almost same >>>>>>>>> botanical >>>>>>>>> characters apart from some colour variations. >>>>>>>>> I referred the Key provided by Gurcharan ji to come to conclusion >>>>>>>>> which I am still finding difficult. >>>>>>>>> Will describe some observations first >>>>>>>>> 1. Big tree 10 meters approx. >>>>>>>>> 2. Leaves compound. Leaflets 9-12 pairs opposite. >>>>>>>>> 3. Leaflet size 3-5cm x 1-2 cm >>>>>>>>> Surface velvetty. Petiole 2 cm Petolule 2-3 mm. Apex Acute/ >>>>>>>>> Obtuse Pl. opine >>>>>>>>> 4. Stipules ? Leafy 5mm x 15 mm. ? reniform? >>>>>>>>> 5. Basal leaves of the branches were lacking the stipules while >>>>>>>>> all the apical branches had it >>>>>>>>> 6. Calyx segments 5 Red >>>>>>>>> 7. Corolla 5 segments alternating with calyx segments. Mostly 2.5 >>>>>>>>> cm >>>>>>>>> 8. Gynoecium 2.5 cm sickle shaped not glabrous( May be >>>>>>>>> pubescent)with stigma red in colour. >>>>>>>>> 9. Peduncle of flower 3 cm. Racemes with a lot many bracts and >>>>>>>>> ?bracteoles. >>>>>>>>> 10. Stamens 3 sets a) 3 small b) 4 medium c) 3 long stamens 2.5 cm >>>>>>>>> dark yellow with a nodule in the centre of the filament of size 3 mm >>>>>>>>> >>>>>>>>> We have 3 known species of Pink Cassias with nodule in the >>>>>>>>> filament. >>>>>>>>> I found some character of each species in my below mentioned tree. >>>>>>>>> a) Reniform stipules pointing to Cassia renigera but they should >>>>>>>>> be more than 2.5 cm as per the key >>>>>>>>> Here they are less than 2 cm broad to rule out C. renigera >>>>>>>>> Now 2 species remain Cassia javanica ssp. javanica and >>>>>>>>> Cassia javanica ssp. nodosa. >>>>>>>>> The differentiating key is based on size of stipule and tip of >>>>>>>>> leaflets and calyx colours. >>>>>>>>> Apart from tip which appears acute to me all 3 characters for >>>>>>>>> Cassia javanica ssp javanica are matching here :: Stipule > 5mm >>>>>>>>> leafy(In >>>>>>>>> fact 15 mm) Calyx red. Petals were 2.5 cm >>>>>>>>> The colour of petals is white a feature more of C.javanica ssp >>>>>>>>> nodosa >>>>>>>>> >>>>>>>>> Please help in concluding. >>>>>>>>> My mind now says that it is Cassia javanica ssp. javanica. >>>>>>>>> >>>>>>>>> Dr Satish Phadke >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> 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 https://groups.google.com/group/indiantreepix. >>>>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> Dr Satish Phadke >>>>>>> >>>>>>> -- >>>>>>> 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 https://groups.google.com/group/indiantreepix. >>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Usha di >>>>>> =========== >>>>>> >>>>> >>>>> >>>> >>>> >>>> -- >>>> Usha di >>>> =========== >>>> >>> >>> >> >> >> -- >> Usha di >> =========== >> > -- Dr Satish Phadke -- 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 an email to [email protected]. Visit this group at https://groups.google.com/group/indiantreepix. For more options, visit https://groups.google.com/d/optout.
