Proc. Roy. Socy. of E(Hn.'\ 



[Vol. XXX, 



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Fig. 19. — Loch Skerrow. A small bay on the west side, overgrown with 

 Carex tililoimis. 



Fig. 20. — View looking north-west up the River Dee, at its junction with the Airie 

 Burn, whose embouchure is on the left. A zone of Carex rostrata borders 

 the river on either side ; outside this zone, in the foreground, is Castalia 

 specios!!, mixed with scattered Equisetum limosuni and Scirpus lacustris. 



Mr George West. 



[Plate 10. — Jie/errcd to on page 115. 



