522 OKOT.OOirAL srRVKV of CANADA. 



N.B., are identical with them. Mr. Watson believes the former to be 

 P. Arcuparia, and hence introdiued. We may have three forms in- 

 stead of two in Canada, and eastern collectors would do well to pro- 

 cure s]ieciniens in liotli fruit and Hower. 



Vai microcarpa, Torr. i!c t^iray. 



Sorlnif Aucuparid, var. a. Miohx. Fl. I., 290. 

 X. microcarpa, Pursh, FI. 1., 341. 



Not rare alonijj the Labrador coast. (W. E. Stearns.) Not uncom- 

 mon north of Lake Superior, also at Current River, 1884. {Macoun) 



174. CRAT/ECU8. 



Page 147. 



(67n.) C. tomentosa, Linn. Neighborhood of Quebec and along 

 the road to Loretto. {St. Gijr.) 



Var. punctatai C-rray. Ste. Anno de la P<^rade, Champlain Co., 

 Q. (St.Oyr.) 



Page 148. 



(682.) C. Douglasii, Lindl. Stone Fort, Eed River, near Sel- 

 kirk, Man. (,/. M. Macoun.) Emerson, Eed River, Man. Dr. Burgess 

 writes that it is likely all Dr. Dawson's specimens should be placed 

 here. Cypress Hills, N.W.T. {J. M. Macoun.) Tail ("reek, near 

 Buffalo Lake, Red River, X.W.T. (David Macoun.) Wild Horse 

 ("^reek, Kootanie valley, B.C. {Dawson.) In thickets at Winnipeg and 

 westward to the Rocky Mountains ; also in the Columbia valley at 

 Donald and along Beaver Creek in the Selkirk Mountains, B. C. 

 {Macovn.) Apparently all the prairie Crataegus is this form, but 

 whether it is identical with the Pacific form is still an open question. 



(683.) C. rivularis, Nutt. Flathead River, B.C. {Dawson.) In 

 thickets at the mouth of Harrison River, Fraser valley, B.C., 1875. 

 {Macoun.) Base of York Mountain, near Sumass, Fraser valley, B.C. 

 {A.Bowman.) Common in the vicinity of Victoria, Vancouver Island. 

 {Fletcher.) 



175. AMELANCHIER. 



(684.) A. ainifolia, Watson. Port Arthur, west side of Lake 

 Superior, along the shore; also in thickets at Emerson, Man. {Bur- 

 gess.) We now refer the whole of the prairie Amelanchi( r to this foi*m, 

 as well as that found in the Rocky Mountains. {Macoun.) Fort Sel- 

 kirk, Youcon River, Lat. 62° 45'. {Schwatka.) 



