THE TRUE PINES. 259 



pointed ; and the tree is more hardy when young, and grows 

 freely in almost any kind of soil. 



PiNUS STLVESTEis MONOPHYLLA, ffodgins, the One-leaved 



Scotch Fir. 

 The leaves of this variety are attached to each other through- 

 out their length, and have the appearance of being united, but 

 by giving them a twist they separate into two, like the 

 ordinary Scotch Fir. It is a very singular variety. 



PiNUS SYLVESTRis VARIEGATA, Hort, the Variegated Scotch 



Fir. 

 This only differs from the ordinary form, in the mixture of 

 its pale straw-coloured with the usual glaucous or bluish-green 

 leaves, being produced on both old and young wood. 



Pin us sylvestbis nana, Hort, the Pigmy Scotch Fir. 

 Syn. Pinus sylvestris pygmsea, Hort. 

 A very dwarf variety, not growing more than one or two 

 feet high, but spreading widely in a horizontal direction, and 

 having very stunted branches and leaves. 



Pinus sylvestris latifolia, Gordon, the Persian Scotch Fir. 

 Syn. Pinus Erzeroomica, Calvert. 

 „ „ sylvestris Persica, Hort. 

 „ „ Caucasica, Fischer. 

 „ „ altissima, Ledebour. 

 Leaves much broader, more glaucous, and longer than any 

 other variety of P. sylvestris. It is very robust, and grows 

 rapidly to a great size on the mountains near Erzeroom, in 

 Persia, and on the Caucasian Mountains. 



Pinus sylvestris Altaica, Ledebour, the Altai Scotch Fir. 

 Syn. Pinus sylvestris Uralensis, Fischer. 

 „ „ Padufia, Ledebour. 

 A compact, pyramidal, middle-sized tree, with much shorter 

 and stiffer leaves, growing about fifty feet high on the bleak 

 Altaian Mountains. 

 s 2 



