226 ADDENDA. 



ELYMUS ARENARIUS. LINNJEUS. Sea-shores. 



ELYMUS GENICULATUS. CURTIS. Very rare. 

 JGravcsend. 



TRITICUM CRISTATUM. SCHREBER. Rocks at the 

 sea-side between Arbroath and Montrose. Rare. 



TRITICUM LAXUM. FRIES. Sandy sea-shores. A 

 doubtful species. 



