CATALOGUE OF CANADIAN PLANTS. 465 



the Columbia-Kootanie valley. In certain districts of the interior of 

 Vancouver Island this tree is abundant, and is found in all parts of the 

 southern portions of the Coast Eange where there is an abundant rain- 

 fall. It has not been observed on Qiieen Ohai-lotte Islands, though it 

 may exist there. (^Dawson.) 



(20T4.) P. flexilis, James. Eocky Mountain Pine. 



A few trees are found along the Bow Eiver, on both sides, from a few 

 miles above Calgary to Morley, and a few others at Kananaskis station, 

 in the foot-hills of the Eocky Mountains. (^Macoun.) Pound also in the 

 eastern and lower part of the South Kootanie Pass, and on tributary 

 valleys of the Old Man in the foot-hills. Probably also on lateral yal- 

 veys of the Fraser, near Lillooet and elsewhere, though not always 

 distinguished from the next species. (Dawson.) 



(20'75.) P. albicaulis, Engelm. White-barked Pine. 



F. Lambertiana, var. j3. Hook. Yl. II., 161. 



P. flexilis, Lyall in Jour. Linnsean Soc. VII., 142. 



P. fl.exilu, var. albicaulis, Engelm. Bot- California II., 124. 



On the Eocky Mountains, at an altitude of from 6,000 t(;^ 7,000 feet, 

 extending westward from Castle Mountain to the summit of the Selkirk 

 Eange. {Macoun.) "Height of Land," in the Eocky Mountains, Lat. 

 52°. (Drummond.) Between the Bow Pass and the 49th parallel in the 

 Eocky Mountains, everywhere ; not uncommon at considerable eleva- 

 tions and near the timber-line. Sweet Grrass Hills, Lat. 49° Observed 

 in the Coast Eange of British Columbia as far north as the Iltasyouco 

 Eiver, Lat. 53°. Occurs in the mountains south of the upper part of 

 the Dean or Salmon Eiver, within the Coast Eange. On the summit 

 of Iron Mountain, at the junction of the Cold water and Nicola. Noted 

 by Mr. Sargent on Silver Mountain, near Yale, at 5,000 feet elevation. 

 {Dawson.) 



(2076.) P. resinosa, Alton. Eed Pine. 



P. rubra, Michx. N. American Sylva II., 244, 1819. 

 This tree is not so widely distributed as the white pine, and much 

 more local, as it delights in the poorest soil, especially that formed by 

 the Algoma sand formation, lying amongst the Huronian rocks or 

 forming "plains" to the south of them. Pictou county, N.S. 

 (McKay.) Very abundant on extensive sandy plains at Kingston, on 

 the Windsor and Annapolis railway, N. S. (Macoun.) Abundant in 

 many places in old forests. New Brunswick. (Fowler's Oat.) Tobique 

 Eiver, and on the New Brunswick and Canada Eailway, fifty miles 

 from St. Andrews, N.B. On the upper part of the Patapedia Eiver, in 



