6 



P. radicatum extends south to Labrador and in the Rockies to 

 Colorado. 



Vicinity of North Star Bay, Aug. 3-6, 1908, Goodsell 1; vicin- 

 ity of Cape Saumarey, Aug. 8, 1908, Goodsell 12; vicinity of 

 Etah, Aug. 6-18, 1908, Goodsell 36; vicinity of Cape Sheridan, 

 Grant Land, June 15-17, 1909, Goodsell 50; Grant Land, July, 

 1906, Wolf. 



Draba alpina L. A circumpolar arctic species, in America 

 extending south to Labrador and the Canadian Rockies. 



Vicinity of North Star Bay, Aug. 3-6, 1908, Goodsell 2; vicin- 

 ity of Cape Sheridan, Grant Land, June 15-17, 1909, Goodsell 

 53 (depauperate). 



Draba glacialis Adams. An arctic-alpine species distributed 

 over most of the northern part of Asia and North America, 

 in the latter extending south in the Rockies to Wyoming. 



Vicinity of Cape Sheridan, June 15-July 17, 1909, Goodsell 52. 



A specimen with rather densely pubescent pods is doubtfully 

 referred here. The typical D. glacialis has the pod glabrous 

 or nearly so. 



Grant Land, July, 1906, Wolf. 



Draba fladnizensis Wulfen. An arctic-alpine plant, dis- 

 tributed through the arctic and subarctic regions and the higher 

 mountains of Europe, Asia, and North America, extending as 

 far south as the Pyrenees, Himalayas and the Rockies of Colo- 

 rado. 



Vicinity of Cape Saumarey, Aug. 8, 1908, Goodsell 18; vicinity 

 of Etah, Aug. 6-i8 ; 1908, Goodsell 46. 



Draba hirta L. A circumpolar arctic species, also found in 

 the mountains of Europe and Asia, but in America confined to 

 the arctic regions. 



Vicinity of Cape Saumarey, Aug. 8 ; 1908, Goodsell 25. 



Braya glabella Richardson. A rare species confined to arctic 

 America. 



Grant Land, July, 1006, Wolf. 



Cochlearia groenlandica L. A strictly arctic species, probably 

 of circumpolar distribution. 



Vicinity of Cape- Saumarey, Aug. .X, 1908, Goodsell 2j. 



