G. C. S. Clarke (Clarke, G. C. S.)

• 
  Bryophyte Systematics
  by G. C. S. Clarke, J. G. Duckett
  Hardcover, SPCK Publishing, ISBN 0121750507 (0-12-175050-7)
• 
  The Northwest European Pollen Flora
  by W. Punt, Stephen Blackmore, G. C. Clarke
  Hardcover, Elsevier, ISBN 044487268X (0-444-87268-X)

  More editions of The Northwest European Pollen Flora:

  • The Northwest European Pollen Flora: Hardcover, Elsevier, ISBN 0444891641 (0-444-89164-1)
  • The Northwest European Pollen Flora: Hardcover, Butterworth-Heinemann Limited, ISBN 0444418830 (0-444-41883-0)
  • The Northwest European Pollen Flora: Hardcover, Elsevier Science Ltd, ISBN 0444823921 (0-444-82392-1)
• 
  The Northwest European Pollen Flora, IV: Parts 29-37
  by W. Punt, G. C. S. Clarke
  Hardcover, Elsevier Science Ltd, ISBN 0444424059 (0-444-42405-9)
• 
  Type Specimens in Manchester Museum Herbarium - Musci
  by Manchester Museum, Herbarium Staff, G. C. S. Clarke
  Hardcover, Manchester University Press, ISBN 090463003X (0-904630-03-X)