TRANSACTIONS OF THE YORKSHIRE NATURALISTS' UNION. 



PART 22, 



KSUED TO MEMBERS FOR THE YEAR 1 896. 



THE 



ALGA-FLORA of YORKSHIRE 



A COMPLETE ACCOUNT OF THE KNOWN 



FRESHWATER ALG^ OF THE COUfiTY. 



BY 



W. WEST, F.L.S., 



President of the Vorjcshire Naturalists' Union,; 

 ' AND 



G. S. WEST, B.A., A.R.C.S., 



Hutchinson Research - Student, and formerly Scholar of St. John's College, 



Carnbridge ; Prijfesssr of Natural History at the ■ Royal 



Agricultural College, Cirencester. 



CONTENTS 



OF FiKST iNSTALiipNT '(Three Sheets). 



LEEDS: ;, 



PRINTED FOR -THE YORKSHIRE NATURAtlSTSl. UNION 

 ' BY TAYLOR BROTHERS. ' 



SEPT., 1900. 



