Plants of the Pribilof Islands. 145 



Salix [iuteriiiediate between S. arciica and S. ovuli folia — may poi^yilily be 

 a l.ybrid.— 31. S. Bebb.] 



Collected July 30 on St. Paul. 



Empetrum nigrum Linn. . 



Al.uindant on both islands and forming the covering of large 

 areas. It sometimes forms })ure lieather bogs, but more often is 

 mixed with moss, usually RaroinKrium. 



Fritillaria kamtschatcensis Ker. 



Common on St. George lietween Zapadnie and the highest 

 part of the island; not seen on St. Paul. 



The rushes (Juncacex) have been determined by Mr. F. V. 

 C'oville as follows : 



Luzula arcuata unalaschkensis Buchenau. 

 Collected on St. George Island. 



Luzula confusa latifolia Buchenan. 



Common on St. Paul. 



Luzula campestris sudetica Celakovsky. 

 Connnon on St. Paul. 



The sedges (Cyperacex) have been determined l)}^ Prof. L. H. 

 Bailey as follows : 



Carex alpina Swartz (form). 



Collected on St. George Island August 10. 



Carex cryptocarpa Meyer (lonii). 

 Connnon on Polavina. St. Paul. 



Carex norvegicf Schk. 



Common with the last species. 



