Geografiska Annaler 1922 



PLATE 6. 



The occurrences of certain species in North-Westem Europe. 



+ ALLIUM MONTANUM; o SENECIO INTEORIEOLIUS; 



• POTENTILLA ARENARIA; o TRIEOLIUM ALPESTRE. 



• PRUNELLA GRANDIELORA; 



Occurrences east of the limits in North Germany are not marked. 



