^•..- 



1. 



MANUAL 



OF THE 



BRITISH MARINE ALGJ]: 



CONTAINING 



GENERIC AND SPECIFIC DESCRIPTIONS OF ALL THE KNOWN 

 BRITISH SPECIES OF SEA-WEEDS, 



WITH PLATES TO ILLUSTBATE ALL THE GENERA, 



BV 



WILLIAM HENRY HARVEY, M.D., M.R.I.A. ; 



KEEPEB OF THE HERBARIUM OF THE UNIVERSITY OF DUBLIN ; AND 

 PROFESSOR OF BOTANY TO THE EOYAL DUBLIN SOCIETY, 



LONDON : 

 JOHN VAN VOORST, PATERNOSTER ROW. 



M.DCCC.XLIX. 



