1. PTERIDOPHYTA: GENERAL FEATURES AND CLASSIFICATION, 2. STELAR SYSTEM IN PTERIDOPHYTES, 3. RHYNIA, 4. LYCOPODIUM, 5. SELAGINELLA, 6. PTERIDIUM (BRACKEN FERN) 7. NEPHROLEPIS (SWORD FERN) 8. MARSILEA, 9. HETEROSPORY AND SEED-HABIT, 10. GYMNOSPERMS:
CLASSIFICATION AND GENERAL ACCOUNT, 11. DISTRIBUTION OF GYMNOSPERMS IN INDIA 12. CYCAS, 13. PINUS, 14. EPHEDRA, 15. ECONOMIC IMPORTANCE OF GYMNOSPERMS, 16. COMPARATIVE
ACCOUNT OF CYCAS, PINUS AND EPHEDRA 17. GEOLOGICAL TIME SCALE, 18. FOSSILIZATION AND
KINDS OF FOSSILS 19. BIRBAL SAHNI