TY - BOOK AU - Vasishta, P. C. AU - Sinha, A. K. AU - Kumar, Anil TI - Botany for degree students: gymnosperms SN - 8121926181 U1 - 585 PY - 2007/// CY - New Delhi PB - S Chand & Co. N1 - 1. INTRODUCTION Characteristic features—Reproductive Organs—Embryogeny—Origin of Gymnospermous Structures— Classification of Gymnosperms—Gymnosperm in India, their distribution and Economic Importance—Comparisions with Pteridophytes and Angiosperms—Indian contribution on Gymnosperm—Progymnospermopsida: Archaeopteris 2. CYCADOPSIDA-PTERIDOSPERMALES Characteristic Features—Family : Lyginopteridaceae—Family: Medullosaceae-Microsporangiate Organs Attributed to Medullosaceae—Phylogeny of Medullosaceae—Family : Calamopityaceae 3. PTERIDOSPERMALES FAMILY GLOSSOPTERIDACEAE Glossopteris — Gangamopteris Vertebraria-the Stem or Rhizomes—Male Reproductive Organs—Female Reproductive organs - Fructifications—Habit or Reconstruction of Glossopteris—Affinities of Glossopteris 4. PELTASPERMACEAE AND CORYSTOSPERMACEAE Lepidopteris-General Structure—Seed Bearing Organ—Pollen Bearing Organ—Family Corystospermaceae—Female Reproductive Organs-Male Reproductive Organs 5. CAYTONIACEAE Caytonia (Megasporophyll and Microsporophyll)—Structure of the Seed—Microsporophyll (Caytonanthus)—Phylogenetic Relationships 6. BENNETTITALES History and Distribution of Bennettiales—Characteristic Features of Bennettiales—Features of Cycadeoideaceae—Features of Williamsoniaceae—Features of Wielandiellaceae. 7. PENTOXYLALES Introduction—Characteristic Features—Reproductive Organs—Affinities with Different Groups 8. CYCADALES Cycadaceae : Characteristic Features—Reproductive Characters—Economic Importance of Cycads 9. CYCADOPSIDA-(Contd.) Cycadopsida—Characters and Distribution General—Morphology of Cycadopsida—Secondary Growth—Development of male and Female Gametophyle—Embryogeny—Economic Importance of Cycads—Family Nilssoniaceae 10. CONIFEROPSIDA-CORDAITALES Order Cordaitales-lntroduction—Diagnostic Characters—Family-Cordaitaceae—Fami ly-Eristophytaceae— Affinities of the Cordaitales 11. CONIFEROPSIDA-GINKGOALES Ginkgoales: Characteristic Features—Ginkgo-External Characters—Microsporangiate Strobilius—Megasporangiate Strobilus—Gametophytic Generation—Embryogeny—Economic importance of Ginkgoales—Fossil Members of Ginkgoaceae 12. CONIFEROPSIDA-CONIFERALES Cycadopsida : Economic Importance—Primitive Conifers—Family : Pinaceae : Reproductive Structures—Family : Taxodiaceae— Family : Podocarpaceae—Family : Cephaiotaxaceae— ; Family : Araucariaceae—Family : Lebachiaceae—Family: Voltzaiceae—Family : Palissyaceae—Economic Importance 13. CONIFERALES-LIFE HISTORY OF PINUS Pinus-External Features—Pinus-Anatomy—Reproduction in Pinus—Pollination in Pinus—Embryogeny in Pinus Alternation of Generations 14. CONIFEROPSIDA-TAXALES Distribution, Habit and Habitat—Anatomy—Reproduction—Embryogeny—Economic Importance 15. FAMILY—EPHEDRACEAE Family Ephedraceae Anatomy and Reproduction in Ephedra—Embryology—Economic Importance of Ephedra 16. GNETACEAE Gnetum : Distribution and Habit—Structure of the Stem—Structure of the Root—Anomalous Secondary Growth in Stem—Reproduction—Endosperm Formation—Economic Importance 17. WELWITSCHIACEAE Welwistschia : Distribution, Anatomy and Reproduction—Difference Between—Gnetum and Ephedra—Gnetum and Welwitschia—Gnetum and Cycadeoidales—Gnetum and Angiosperms— Affinities of Gnetopsida 18. GENERAL TOPICS Experimental Embryology & Biotechnology—Female Gametophyte and/ Invitro Gynogenesis—Embryo-Culture—World Distribution of Gymnosperms—Impact of Gymnosperms on Human Society—Gymnosperms; Areas to be explored ER -