Manchester Memoirs, Vol. XL VIII. {No. '^S.) Plate 11. 



Fig. I. 



Sea-weeds left bare by the tide. Lessonia fuscesceiis in the distance ; U Urvillaa 



Harveyi and Z?.' zitilis in the foreground. 



Fig. 2. 

 A bog balsam {Bolax glebaria) near the edge of a stone-river. 



