PREFACE. 



The present volume has been in progress for more than a dozen years, and 

 it is deemed advisaljle to luring it to a close by issuing a title-page and index. 

 It forms the liist volume of the Botanical Series of the Transactions, the 

 second being the 'Flora of West Yorkshire,' by Mr. F. Arnold Lees, and 

 the third, which is still in progress, the Second Kdilion of ' North York- 

 shire,' by Mr. J. GILBERT Bakkr. 



The Reports and Proceedings of the Botanical Section, and such short 

 Papers as have appeared in the present volume, will henceforth lie printed 

 in the pages of ' The Naturalist.' 



