TY - BOOK AU - Vasishta P.C. TI - Gymnosperms: Bony for Degree Students SN - 9788121926188 U1 - 585 21 PY - 2006/// CY - New Delhi, S. Chand KW - Applied ecology N1 - Contents Chapters: 1. Introduction 1-74 2. Cycadopsida- Pteridospermales 75-133 3. Pteridospermale Family Glossopteridaceae 134-167 4. Peltaspermaceae and Corystospermaceae 168-175 5. Caytoniaceae etc ER -