ALPINE FLORA AND FERNS OF NORWAY. 309 



C. VULGARIS, Fries. Common. Grows up to and a little above 

 the limit of the larger willows. 



C. JUNCELLA, Fries. Occasional in damp places. Not found 

 above the limit of birch. 



C. PULLA, Goodenough. Very common from the limit of fir 

 up to the permanent snow. This species has a great tendency 

 to vary according to locality. 



GKAMINE^E. 



ALOPECURUS GEXIDULATUS, L. ; Fl. D. tab. 861. Common, 

 especially along roads up to about the birch-limit. Seldom found 

 higher. A variety, /3 nutaits, WahL, Fl. D. tab. 1,801, occasional 

 in flooded places. Found also in a little lake at the foot of 

 Blaahb'e above the birch-limit. 



PHLEUM PRATENSE, L. ; Fl. D. tab. 1,985. Occasional at low 

 altitudes e. g., near Tofte and Drivstuen. 



P. ALPINUM, L. ; Fl. D. tab. 213. Very common, and found 

 up to and above the limit of birch. 



PHALARIS ARUNDINACEA, L. ; Fl. D. tab. 259. In Drivdal, on 

 the river banks above Drivstuen, where it attains its highest 

 limit. 



HIEROCHLOA BOEEALIS, Homer and Schultes. Drivdal and near 

 Jerkin. 



VAHLODEA ATROPURPUREA, Fries. ; Fl. D. tab. 961. Rare. 

 Found a little below the birch-limit e. g., near Foystuen, Volaso, 

 and by the road between the lake and Blaahb'e, and on the river 

 bank below Kongsvold. 



ANTHOXANTHUM ODORATUM, L. ; FL D. tab. 666. Very com- 

 mon. Mounts high above the birch-limit, nearly up to the last- 

 ing snow. 



MILIUM EFFUSUM, L. ; FL D. tab. 1,143. Occasional in shady 

 places. Grows at about the birch-limit e. g., in Spranbajkdal, 

 and at many places near Kongsvold, and in Drivdal in copses near 

 Drivstuen. 



PHIPPSIA ALGIDA, Brown. At the edge of eternal snow on 

 Knudshbe and Nystuhbe. Probably common in similar localities, 

 but is easily overlooked on account of its diminutiveness. 



CATABROSA AQUATICA, Palisot de Beauvois ; FL D. tab. 381. 

 Very rare on Dovre. Has only been noticed at two places 

 e. g., between Dombaas and Fogstuen, and by the Driv about 



