TY - BOOK AU - P C Vashishta and others AU - VASHISHTA (B R) AU - SINHA (A K) AU - KUMAR (Anil) TI - Botany for degree students: Pteridophyta: Vascular Cryptogams Part IV SN - 8121908280 U1 - 580/329 VASB PY - 2005/// CY - New Delhi PB - S. Chand & Co. Ltd. KW - Psilophytopsida KW - Psilotopsida KW - Elligulopsida KW - Ligulopsida KW - Sphenophyta ER -