00395    a2200121   4500082001300000100002600013245004300039260005500082300002100137440007700158650001100235700002700246  a580bBOT  aBalasooriya, I. eed.  aBotanybplant diversity - 1, block - 1  aNugegodabOpen University of Sri Lankac1984g1984  a[iv],219p.c30cm  aCourse of study leading to the degree of bachelor of science level three  aBotany  aDe Fonseka, R.N. eed.