00359nam a2200133Ia 4500008004000000082001300040100002100053245007300074250000500147260003900152300001000191440000600201650001800207210210b1988   xxu||||| |||| 00| 0 eng d  a581 VASB  aVASHISHTA (P C).  aBotany for degree students. V4 Pteridophyta Vascular cyptogams. Ed 4  a  aN DelhibS. Chand & Co. Ltd.c1988  ax,512  a4  aPteridophyta