CATALOGUE OP CANADIAN PLANTS. 177 



fences, &c. Vicinity of Montreal. {Brunet.) St. Johns, Q. (Maclagan.) 

 Waste heaps, and around gardens at Belleville, Ont. (3Iacoun.) 

 Vicinity of Hamilton. (Logie.) Port Dover, Ont. (Burgess.) 



208. ECHINOCYSTIS, Torr. & Cray. (WILD BALSAM 



APPLE.) 



(828.) E. lobata, Ton-. & Gray. 



Momordica echinata, Hook. Fl. I., 220. 

 Sicifos lohatus, Michx. Fl. II., 217. 



Spontaneous around dwellings in Ontario, but indigenous in the 

 North-west. Dartmouth, near Halifax, N.S. {Laioson.) Intervales and 

 islands at the mouth of the Keswick, N.B. (Tlfoser.) Saint Laurent 

 and LotJjiniere. {Brunei.) Cayuga, Ont. (Maclagan.) Vicinity of 

 Hamilton, Ont. (Buchan) Vicinity of Ottawa. (Fletcher Fl. Ott.) 

 Belleville and near Campbellford, Ont. ; Fort Francis, i»ainy Kiver, 

 Dawson Koute ; in the Qu'Appelle valley, near the source of the r^ver. 

 (Macoun.) Plains of the Eed and Assiniboine Rivers, and banks of 

 the Saskatchewan. (Drummond, Douglas.) 



XLIII. CACTACE.E. Cactus Fajiily. 



209. MAMILLARIA, Haworth. 



(829.) M. vivipara, Haworth. 



Cactus rivijiam.^, Nutt. Pursh, 735. 



Sand Hills at Flat Creek, west of Brandon, and on all sandy tracts 

 to the west and south throughout the prairie region. (Macoun.) Wood 

 End, Long. 103°; and Woody Mountain and westward to Long. 111°, 

 Lat. 49°. (Dawson.) 



210. OPUNTIA, Jour. (PRICKLY PEAR.) 



(830.) O. Rafinesquii, Engelm. Macoun's Cat., No. 712. 



Abundant on sand at the southern end of Pelee Point, Lake Erie. 

 Said to grow on Long Point. (Macoun.) 



(831.) O. Missouriensis, DC. Prickly Pear. 



We refer all our eastern forms to this species, but without being cer- 

 tain, as specimens have seldom been pi-eserved. The Qu'Appelle valley, 



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