Distribution of the Conifers in the Dif- 

 ferent States and Territories. 



The Pacific Slope being that vast portion of the Amer- 

 ican continent whose waters drain into the Pacific Ocean 

 (also the included Great Basin), the eastern limit of it is 

 the vertebrae of the continent, the high Rocky Mountain 

 range. The Great Northwest, whose forestal products are 

 briefly discussed in this volume, is taken to be the north- 

 ern portion of this great slope, limited, conventionally, 

 on the nb^th by the Mexican boundary crossing the va- 

 rious forest-clothed spurs of the Rocky Mountains Mex- 

 ico sharing thus, some of its trees with New Mexico, 

 Arizona and California. 



NEW MEXICO. 



The forests of this territory are quite limited, mostly 

 confined to the high plateaus and mountain ranges west 

 of the Rio Grande principal of which is the long Col- 

 orado plateau culminating easterly in Mt. Taylor, west- 

 erly in the lofty San Francisco Mountains of Arizona. 



Above an elevation of 7,000 feet forms of the widely 

 distributed Yellow Pine appear, particularly the daflt- 

 barked variety, nigr leans. Higher on the mountains are 

 Douglas Spruce and its cork-barked variety, the large- 

 cone form of the Flexilis White Pine, and a few bodies 

 of the newly discovered Arizona Cypress. The foothills 

 and lower plateaus are covered with a heavy growth of 

 many kinds of Juniper, including the singular thick- 

 barked species, and notably, by that most valuable food- 



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