Pteridophytes, Gymnosperms and Palaeobotany

Paper Code: 
BOT 202
Credits: 
3
Contact Hours: 
45.00
Max. Marks: 
100.00
Objective: 

To study the structural, developmental and economic aspects of Pteridophytes and Gymnosperms.

 

9.00
Unit I: 
Pteridophytes I

General characters, classification, telome theory, stelar system, apogamy, apospory, origin of seed habit and heterospory, leptosporangiate and eusporangiate type of development

 

9.00
Unit II: 
Pteridophytes II

Important characters, classification, structure, economic importance and life history of: Psilopsida: Psilotum, Lycopsida- Lycopodium, Sphenopsida: Equisetum, Pteropsida: Marsilea

                                                                                                               

9.00
Unit III: 
Gymnosperm I

General characters, classification, evolution of Gymnosperms, Distribution in India, Affinities of gymnosperms with Angiosperms and Pteridophytes, Economic importance.

                                                                                                                 

9.00
Unit IV: 
Gymnosperm II

Important characters, classification, structure, economic importance and life history of:Cycadopsida: Cycas, Coniferopsida: Pinus, Gnetopsida: Ephedra 

                                                                                                                  

9.00
Unit V: 
Palaeobotany

Fossilazation, geological time scale, fossil pteridophytes: Rhynia, Lepidodendron, fossil gymnosperms: Glossopteris, Williamsonia

 

Essential Readings: 

 

  • Bhatnagar, SP and Moitra, A. 1996. Gymnosperms. New Age International( Pvt.) Ltd., New Delhi.
  • Chamber Lain, C.J. Gymnosperms: Structure and Evolution .CBS Publishers and Distributors, New Delhi.
  • Moitra, A. 2003. Gymnosperms. New Age International (Pvt.) Ltd.New Delhi.
  • Parihar, NS. 1996. Biology and Morphology of Pteridophytes. Central Book Depot, Allahabad.
  • Purohit and Vyas. 1997.  A Text Book of Gymnosperms. Ramesh Book Depot, Jaipur.
  • Sharma, OP. 1990. Text Book of Pteridophyta. McMillan India Ltd., New Delhi.
  • Sporne, KR. 1965. The Morphology of Gymnosperms. Hutchinson and Co. Ltd., London.
  • Vasishtha, PC. 2004. Gymnosperms Vol.V. S. Chand & Co., Delhi.

 

 

 

References: 
  • Singh, H. 1978. Embryology of Gymnosperms. Encyclopaedia of Plant Anatomy X. Gebruder Bortraeger, Berlin.
  • Smith, GM. 1971. Cryptogamic Botany, Vol. II Bryophytes and Pteridophytes. Tata McGraw Hill Publishing Co., New Delhi.
  • Sporne, KK. 1991. The Morphology of Pteridophytes. BI Publishing Pvt. Ltd., Bombay.
  • Stewart, WN and Rathwell, GW. 1993. Paleobotany and the Evolution of plants. Cambridge University Press, Cambridge.
  • Trivedi, PC; Sharma, N; Dhanker, RS and Gupta, S. 2003. Diversity of Microbes and Cryptogams. Ramesh Book Depot, Jaipur.
  • Vasishtha, PC. 2004. Gymnosperms Vol.V. S. Chand & Co., New Delhi.

 

Academic Year: