Department of Studies in Botany, University of Mysore, Manasagangotri, Mysore 570 006.
*Corresponding author's E-mail: tcs@botany.uni-mysore.ac.in
**Department of Studies in Sericultural Science, University of Mysore, Manasagangotri, Mysore 570 006.
***Dept. of Horticulture, University of Agricultural Sciences, GKVK, Bangalore 65.
