VEGETATION OF THE NORTHERN SHORES. 



167 



Lake Superior. 



Europe. 



GRAMINEJE. 



Alopecurus aristulatus Mx. 

 Phleum alpinum L. 



Cinna pendula Trin. 

 Agrostis scabra Willd. 



Mulilenbergia sylvatica T. et Gr. 

 Calamagrostris arenaria Trin. 



" canadensis P. de Beaur. 

 Oryzopsis canadensis Torr. 

 Reboulea pennsylvanica Gr. 

 Spartina cynosuroides Willd. 

 Glyceria fluitans R. Br. 



" aquatica Smith. 



" nervata Tr. 

 Poa alpina L. 



" serotina Erh. 

 Festuca ovina L. 



Alopecurus pratensis L. Meadows of 



the Jura. 

 Phleum alpinum L. Pastures of the 

 Sub-Alps. 

 " Mleheli. L. Summit of the 

 Chasseron. Highest ridge of 

 the Jura. 



Agrostis vulgaris Willd. 

 " alba, et 



High Jura. 



Calamagrostis arenaria Trin. North- 

 ern shores. 

 " baltica. Skr. Baltic. 



Glyceria fluitans 7t. 5r. Brooks of the 

 Jura. 

 " aquatica Smith. Brooks of 

 Jura. 



Poa alpina L. One of the most char- 

 acteristic plants of the subalpine 

 regions. 



Festuca ovina L. Peat bogs. 



Bromus secalinus* L. (Introduced ?) Bromus secalinus L. Fields of the 



Jura. 

 Triticum repens L. Triticum repens L. In sandy places. 



" dasystachyum Gray. 

 Elymus canadensis L. Var. glaucifolius. Elymus europseus L. Forests of the 



high Jura. 

 " mollis R. Br. Judging from its form, this species is 



rather a plant of the shores. 

 Hordeum jubatum L. Hordeum murinum L. 



* I could not discover indications of this plant having been introduced where it was 

 found. However, even an accidental landing might account for the presence of a 

 plant which can scarcely be a native of the northern shores of Lake Superior. 



