CATALOGUE OP CANADIAN PLANTS. 99 



Island. This species forms almost impenetrable thickets in the forests 

 on the west coast. 



(418.) A. glabrum, Torrey. 



A. barbatum, Dougl. Hook. Fl. L, 113. 



A. tripartitum, Nutt. Torr. & Gray, Fl. I., 247. 



Valleys, near springs, on the west side of the Eocky Mountains, 

 about the sources of the Columbia. (Douglas.) Vancouver Island and 

 at Spence's Bridge, IB. C. In the Bow Eiver Pass, above Morley. 

 (Macoun.) S. Kootanie Pass and mountains near Waterton Lake. 

 (Dawson.) 



(419.) A. saccharinum, Wang. Sugar Maple. 

 A. barbatum, Michx. Fl. II., 252. 



Head of the Bay of St. George, Nfld. (J. Bell.) Very common 

 in suitable localities, from Nova Scotia to the western end of Lake 

 Superior, and thence in a few isolated patches to the Lake of the 

 Woods. Northward, it extends to Lake St. John and Lake Tcmiscam- 

 ang on the Ottawa. North of Lake Superior, it extends to the Long 

 Portage on the Michipicotin Eiver. (E. Sell) 



Var. nigrum, Torr. & Gray, Fl. L, 248. 



A. saccharinum, Miehx. Fl. II., 252. 



A. nigrum, Michx. f. Arbr. Amer. II., 238. 



Apparently a common tree, from Ottawa, westward throughout 

 Ontario. It may be known from the ordinary form by its paler and 

 more pubescent leaves. 



(420.) A. dasycarpum, Ehrh. Silver, or White Maple. 

 A. eriocarpum, Michx. Fl. II., 253. 



T Apparently a rare tree in the east. A few trees at Harris' Cove on 

 the Kennebeccasis ; vicinity of Fredericton, N.B. ; mouth of the Nash- 

 waaksis, and shore of Grand Lake. (Fowler's Cat.) Eare along the 

 Eiver St. Francis, Q. (Brunei.) Very abundant from Ottawa west- 

 ward, throughout Ontario. In the neighborhood of Belleville it is par- 

 ticularly abundant, and the fine shade trees which adorn that city are 

 taken from the low grounds in the vicinity. (Macoun.) 



(421.) A. rubrum, Linn. Eed, or Soft-Maple. 

 A. coccineum, Michx. f. Arbr. Amer. II., 203. 



Very common in swamps and lowVoods from the Atlantic to the 

 Mud Portage on the Dawson Eoute. Slightly more northern in its 

 range than the sugar maple. (R. Bell.) 



