It may not be Fimbristylis as well. Check under Rhyncospora and Scirpus too. Rhyncospora scirpoides also has similar structure.
On Sunday, September 23, 2012 11:30:44 PM UTC+5:30, surajitkoley wrote: > > Sir, > > Found this wild cyperaceae in a lowland beside railway tracks. Could this > be any *Schoenoplectus* species? > > Species : UNKNOWN > Habit & Habitat : 4 to 5 feet high or more, trigonal smooth culm, long > involucral bracts > Date : 23/9/12, 11.34 a.m. > Place : Madhusudanpur (Hooghly) > > Thank you & Regards, > > surajit > --

