210 GEOLOGICAL SURVEY OF CANADA. 



north-westward to Edmonton. {Macoun.) Turtle Mountain and west- 

 ward to the Eocky Mountains on dry prairie, -i^ih parallel. {Dawson.) 

 Eocky Mountains, near Jasper's Lake, Lat. 54°. (Drummond.) 



(974.) H. lanceolatus, Ton-. & Gray. 



Aplopappus lanceotus, Torr. & Gray. Macoun's Cat., Ko. 931. 

 Donia lanceolafa, Hook. Fl. II., 25. 



On saline marshy j)rairie, not uncommon, from Manitoba westward 

 to th§ base of the Eocky Mountains. (^Macouii.) Saskatehewan Eiver 

 between Carlton and Edmonton. (JDrummond.) First branch of Milk 

 Eiver on the 49th jiarallcl. {Dawson:) 



(975.) H. uniflorus, Torr. & Gray. 



Aplopappus uniflorus, Torr. & Gray. Macoun's Cat., No. 933. 

 Donia uniftora, Hook. Fl. II., 25. 



Plains of the Saskatchewan and prairies of the Eocky Mountains. 

 (Drummond.) We are unacquainted with this species. 



(976.) H. Nuttallii, Torr. & Gray. 



Aplopappus Nutlal.lii, Torr. & Gray. Macoun's Cat., No. 934. 

 On djy clay, or gravelly banks, not common. On gravel ridges west 

 of Moose Mountain; at the eastern end of the Cypress Hills, and the 

 Elbow of the South Saskatchewan, N. W. T. {Macmtn.) Diy bank at 

 the Crossing of the White Mud Eiver or Frenchman's Creek, 49th 

 parallel. {Dawson.) On the Saskatchewan. {Bourgeau.) 



(977.) H. acaulis, Gray, Var. glabratus, Watson. 

 Aplopappus acaulis. Gray, var. Macoun's Cat., No. 935. 

 Aplopappus, Sp. I. Dawson Bound. Eep. 363. 

 Stenotus cicspitosus, Nutt- Torr. & Gray Fl. II., 238. 



On dry clay, or gravel cliflfe or ridges. Blbow of South Saskatchewan 

 and on the eastern end of the Cypress Hills, highest point of ridge. 

 {2Iacoun.) Short Creek, Som'is Eiver, 49th parallel, growing in dense 

 tutts. {Dawson.) 



270. BICELOVIA, DC. 



(978.) B. graveolens, Gray. Var. hololeuca, Gray. 



Linosyris graveolens, var. ,3. Torr. & Gray. Macoun's Cat., No. 929. 



L. Hou-ardri, Parry. Dawson Bound. Eep , 365. 



Chrysocoma nauseosa, Pursh Fl. II., 517, in part. 

 On denuded and alkaline soil that is vei-y arid. Banks of Cotton- 

 wood Creek, 18 miles south of Fort Walsh : also, on an arid tract south- 

 east of Island Lake, near Medicine Hat, N.W.T. {llacoun.) Second 



