Senna siamea (Lam.) H. S. Irwin & Barneby, Mem. New York Bot. Gard. 35:98. 1982
syn: Cassia siamea Lam.
Common names: kassodtree, Siamese cassia, Siamese senna, Thai cassia, Thailand shower
Large tree reaching 30 m with up to 30 cm long leaves having 4-16 pairs of up to 7 cm long leaflets, glands absent; stipules minute 1 mm, caducous; flowers yellow in panicles of corymbs up to 12 cm long; pedicels 3-4 cm long; petals up to 2 cm long, upper clawed; stamens 10, upper three reduced; pod up to 30 cm long.
Common avenue tree in Delhi flowering in November-December, photographed from Vikas Puri.
--
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/