BRITISH SEA-WEEDS: 



INTRODUCTION TO THE STUDY 



MARINE ALG^] 



OP 



tat §ritra, |ulanir t ^nir % Cljaixiul Islank 



BY 



SAMUEL OCTAVUS GRAY. 



; Thus learn we Bounty's lore 



Along the unbounded shore." — Keble. 



p\THSO!V7>^- 



LONDON: 



L. IlEEVE & CO., 5, HENRIETTA STEEET, COVENT GAEDEN. 



1867. 



