172 GEOLOGICAL SURVEY OP CANADA. 



(801.) <E. albicaulis, ISTutt. 



(E. pallida, Lindl. Torr. & Gray, Fl. I., 495. 



Very common in the dry part of the prairie region. (Macoun & 

 Dawson.) In the vicinity of Spence's Bridge; B.C. (Hill.), 



(802.) (E. serrulata, Nutt. var. Douglasii, Torr. & Gi-ay. 

 CE. leucocarpa, Lehm. Hook. Fl. I., 210. Macoun's Cat, No. 701. 



Common on limestone rocks on the Eed and Assiniboine Eivers. 

 (Douglas.) Biy banks of the Saskatchewan. (Drummond.) Common 

 on dry sandy or gravelly slopes throughout the prairie region. 

 {Macoun & Dawson.) 



(803.) (E. pumila, Linn. 



CE ptmlla, ]\Iichx. Fl. I., 225. 

 CE. riparia, Hook. Fl. I., 212. 



Common on river banlcs amongst sand. Common at Pictou, N.S. 

 (McKay.) "Windsor, Halifax, Straits of Canso, Guysboro, Wilmot, and 

 Annapolis, N.S. (Somniers' Fl. N.S.) Very frequent in dry fields and 

 by roadsides, N.B. (Fowler's Cat.) Common near Quebec. (Brunei.) 

 Beven's Lake, Eiver Eouge, Q. (D' Urban.) Island of Orleans and 

 ancient Lorette. (Tliomas.) Nicolet, Q. (Maclagan.) Vicinity of 

 Montreal. (Holmes.) Lake Mistassini, Q. (Bichardson.) Vicinity of 

 Ottawa. (Fletcher Fl. Ott.) In the northern parts of Addington, 

 Hastings, Peterboro, and Victoria Counties, Ont. (Macoun.) Vicinity 

 of Hamilton, Ont. (Logie.) Mississaqui Island, Lake Huion, and 

 north shore of Lake Superior. (R. Bell.) Pariy Sound, and Lake of 

 the Woods. (Burgess.) 



(804.) (E. chrysantha, Michx. 



On drier ground than the preceding. Halifax, N.S. (McKay.) 

 Windsor, N.S. (How.) Vicinity of Quebec, and at the Quarantine 

 Station. (Brunei.) St. Helen's Island, Q. ; Chippewa, Ont. (Maclagan.) 

 Queenston Heights and Niagara Falls; twenty miles up the Kaminis- 

 tiquia Eiver, Lake Superior ; Dawson Eoute, near Lake Shebandowan, 

 west of Lake Superior. (Macoun.) Hudson's Bay. (MicMux.) [?] 



(805.) <E. fruticosa, Linn. 



CE. liyhrida, Michx. Fl. I., 225. 



Lucyfield, near Halifax. (Lawson.) Grand Lake, N.S. (Sommers.) 

 Island of Montreal. (Goldie.) 



Note. — I have given all the localties from which the two last men- 

 tioned species have been reported. The last I believe to be really CE. 

 chrysantha, and that some of the reported occm-ences of (E. pumila 



