:210 GEOLOGICAL SURVEY OP CANADA. 



Nipigon, and Eainy Lake. (Macoun.) Saugeen, Lake Huron, and at 

 Port Arthur, Lake Superior. (^Burgess.) Lake Mistassini, I^.E.T. ; 

 Severn Eiver, Keewatin ; Moose Mountain Creek, Assiniboia. (J. M. 

 Macmin.) Michipicotin Eivei-, and Oba Lake, Ont. ; Oxford House, 

 Keewatin. (jB. Bell.) North Fork of Old Man Eiver, Eocky Moun- 

 tains; Lewes Eiver, lat. 62°, and Pelly Banks, lat. 62°, N. W. T. 

 {Dawson.) Not rare along the Saskatchewan and all its branches, and 

 •extending north to Peace Eiver, and west through the Eocky Moun- 

 tains to the Columbia Yalley. (Macovn.) Saskatchewan to Bear 

 Lake. {Hooker, Fl.) Ounalashka, and the mainland of Alaska. 

 •{Bothr. Alask.) 



Var. arctica, Yaaey, Cat. Grasses U.S. 53, (1885.) 



D. csespitom, var. /3. major, Hook., Fl. II., 241. 

 Arctic searcoast. {Soaker, Fl.) Kotzebue Sound, Ounalashka, Sitka, 

 and the interior of Alaska. {Bothr. Alask.) 



Var. Bottnica, Vasey, Cat. Grasses U.S. 53, (1885.) 



D. Bottnica, Wahl. ; Trin. Icon. t. 255. 

 Shores of the Gulf of Georgia, and Queen Charlotte Islands. {Dawson.) 

 Sitka. {Bothr. Alask.) Port Etches, Alaska. {Barclay.) 



Yar. longiflora, Trin. ; Yasey, Cat. Grasses U.S. 53, (1885.) 



Abundant in salt marshes at the mouth of the Nanaimo Eive*', and 



along all the coasts of Vancouver Island, either under this form or the 



preceding one. {Macoun.) Ounalashka. {Bothr. Alask.) Vancouver 



city, B.C. {Prof. Fowler.) Queen Charlotte Islands, B.C. {Dawson.) 



Var. maritima, Vasey, Bull. Torr. Club, XV., 48, (N. Var.) 

 This is a very depauperate form, only 6-8 inches high, collected on 

 the South Twin Island, James Bay, by J. M. Macoun, 1887. 



(2805.) D. calycina, Presl, Eel. Hsenk. L, 251. 



D. danthonioides, Munro ; Benth. PI. Hartweg. 342. 

 Aira danthonioides, Trin. ; Hook., FL II., 243 ; Macoun, Cat. Ko. 2240. 

 Abundant in desicated places near Victoria, on Mount Tolmie, 

 Cedar Hill, at Goldstream, and Nanaimo, Vancouver Island. (Macoun.) 



(2806.) D. elongata, Munro.; Benth. PI. Hartweg. 342. 

 Aira elongata. Hook., Fl. II., 243 ; Macoun, Cat. No. 2235. 

 Abundant in numerous places on dry gravelly soil throughout the 

 southern part of Vancouver Island, at Cedar Hill, Goldstream, Che- 

 mainus, Nanaimo, Qualicum, and Alberni. {Macoun.) Near Victoria, 

 Vancouver Island. {Fletcher.) 



