2 MISC. CIRCULAR 31, U. S. DEPT. OF AGRICULTURE 
‘in what is called a “pure stand ”—it is usually associated with 
western yellow pine and the firs. 
Coulter pine, often called “ the bigcone,”’ is common in the moun- 
tains of southern and Lower California. Its leaves (needles) are 
ers) Pe 
—sP. 
F193275 
Fictre 1.—Sugar pine (Pinus lambertiana) 
also three in a cluster and average 9 inches in length, but are stiffer 
and heavier than those of western yellow pine, as are also the 4; 
branches and twigs. But the great distinguishing feature is the 
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