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. > -- 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.
