Sonchus asper Plants perennial, up to 2 m tall, leaves mostly entire or denticulate, not spiny margined, heads 3-5 cm across.......S. arvensis Plant annual, up to 1.5 m tall; leaves pinnately divided, margins spinulose, heads 1.5-2.5 cm across.......................S. asper
-- 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/ On Tue, Mar 15, 2011 at 9:48 PM, Alok Mahendroo <[email protected]>wrote: > Dear friends, > This could be belonging to Thistle family... but which one > What is the difference between Sonchus asper and S. arvensis? > > Location Kalatope, Chamba district > Altitude 2100 mt > Habitat wild > Habit herb > Season March > > Regards > Alok > -- > Himalayan Village Education Trust > Village Khudgot, > P.O. Dalhousie > District Chamba > H.P. 176304, India > www.hive.interconnection.org > www.hivetrust.wordpress.com > www.forwildlife.wordpress.com > > > -- > Himalayan Village Education Trust > Village Khudgot, > P.O. Dalhousie > District Chamba > H.P. 176304, India > www.hive.interconnection.org > www.hivetrust.wordpress.com > www.forwildlife.wordpress.com >
