ul. 33, Bureau of Forestry, U, S. Dept of Agricultun 



mmim. 



Fig. 1.— Western Hemlock, Cascade Mountains, Washington. Alti- 

 tude, 2,500 Feet, showing Thick, Rough Bark of Mountain Form. 



Fig. 2.— Western Hemlock, Cascade Mountains. Washington. Alti- 

 tude, 3,000 Feet, showing Thick, Rough Bark of Mountain Form. 



