CATALOaUE OF CA]^tADIA^f PLANTS. 231 



Var. trifldus, Grray. 



E. tnfidus, Hook. F1.JI., 17. 



Barren places among the Eocky Mountains, Lat. 54-56°. (Brum- 

 mond.) 



Var. glabratus, Macoun. 



On the Eocky Mountains of the South Kootanie Pass, 49th parallel. 

 Perfectly smooth. A specimen approaching this but slightly hairy 

 was gathered at Iltasyonco Lake, B.C. (Dawson.) 



(1075.) E. corymbosus, Nutt. 



Collected by Lyall near the southern boundary of Bi"itish Columbia. 

 C&ray.) 



(lOte.) E. caespitosus, Nutt. Ton-. & Gray PI. II., 179. 



E. canescens, Torr. & Gray Fl. II., 179. 

 Diplopappus grandiflorus, Hook. Fl. II., 21. 

 Diplopappus canescens, Hook. Fl. 11., 21. 



Plains of the Saskatchewan and prairies of the Eocky Mountains. 

 (Drummond.) Frequent on dry gravelly knolls from Fort Bllice to the 

 Eocky Mountains. (Maccmn.) Souris Eiver, 49th parallel. {Dawson.) 



(1077.) E. pumilus, Nutt. 



E. hirsutus, Pursh Fl. II., 742. 



On dry open plains, apparently rare. Souris Plain, five miles, south 

 of Moose Mountain, on hills of pure sand, N.W.T. (J. M. Macoun 

 G. P. B. Coll.) Wood End, Souris Eiver, 49th parallel; also, between 

 Fort McLeod and the Eocky Mountains on Old Man Eiver. {Dawson.) 

 On the dry plain near the Hand Hills. {Macoun.) 



(1078.) E. concinnus, Torr. & Gray Fl. II., 174. 



E. strigosus, var. hispidissimus, Hook. Fl. II., 18, chiefly. 



Kit-armum Eiver, Kootanie Valley, and on dry gravelly banks 

 Nicola Valley, B.C. {Dawson.) 



(1079.) E. uniflorus, Linn. 



E. alpinus, Pursh. Fl. II., 532. . 



Labrador. {Kohlmeister .) Top of the Eocky Mountains, South Koo- 

 tanie Pass. {Dawson.) Alpine Eocky Mountains. {Bourgeau.) 

 Summits of the Eocky Mountains, Lat. 54^56°. {Drummond.) Arctic 

 shores and islands from Behring's Straits and Ounalashka to Greenland. 

 {Torr. & Gray.) On both sides of Baffin's Bay and Davis' Straits. 



