18 ABIES, OR 



la deep loamy soil, .and in a favourable situation, it grows 70 

 or 80 feet high, while in the cold Arctic regions it becomes a 

 small bush. 



It is found in Nova Scotia, Newfoundland, and the more 

 northern parts of North America, as far as the Arctic regions, 

 where it forms the last vestige of arborescent vegetation. 

 Timber, excellent. There is the following variety : 



Abies kubra ccerulea, Loudon. 

 Syn. Abies ccerulia, Loddiges. 

 rubra violacea, Loudon, 

 Pinus rubra violacea, Endllcher. 

 Picea ccerulea, Link. 

 This is a slenderer and dwarfer variety, growing only six or 

 eight feet high, with bluish-gray foliage, and violet-coloured 

 cones. 



No. 12. Abies Schrenkiana, Lindley. Schrenk's Spruce Fir. 

 Syn. Pinus Schrenkiana, Antoine. 



obovata Schrenkiana, Parlatore. 



orientalis longifolia, Ledebour. 



Picea Schrenkiana, Fischer. 



Ajanensis, Fischer. 



Abies Ajanensis, Lindley. 

 Leaves four-sided, quite straight, linear, rigid, very acute, 

 and with pale spiny points ; they are bright green, distinctly 

 marked beneath with clotted glaucous lines, and from three- 

 fourths to an inch long, and not very thickly placed round the 

 shoots on raised cushions. Branches subverticillate or irregu- 

 larly placed along the stem, spreading, and covered with a 

 light yellowish-brown bark. Branchlets rather slender, mostly 

 alternate, not veiy numerous, and either spreading horizontally 

 or slightly declining, and furnished with prominent oval buds, 

 placed at irregular distances, and when young have the appear- 

 ance of being almost transparent. Cones solitary, straight, 

 cylindrical, loosely imbricated, from two and a half to three 



