TRANSACTIONS AND PROCEEDINGS 



OF THE 



BOTANICAL SOCIETY OF EDINBURGH. 



VOLUME XXVIII. 



Part I. 

 Session 1919-20, 



EDINBURGH: 



PRINTED FOR THE BOTANICAL SOCIETY BY 



NEILL & CO., LIMITED. 



Aiid to h obtained from the Secretary of the Sociei y, at the Royd Botanic Garden. 



1920. 



