TO 



ROBERT KAYE GREVILLE, ESQ., LL.D., 



EDINBURGH, 



AS A MEMENTO OF MANY PLEASING ASSOCIATIONS, 



m ACKNOWLEDGMENT OF FAVOTTES RECEIVED, 



AND AS RENDEKING HOMAGE TO WHOM IT IS PECtTLIARLY DUE, 



Sljis ^rconlr ©'oliime of 

 THE NATURE-PRINTED BRITISH SEA-WEEDS 



WITH EVERY SENTIMENT OF RESPECT AND ESTEEM, 



DEDICATED BY 



THE AUTHORS. 



