171. TSUGA PATTONIANA, ENGELM. 

 a Hemlock, Alpine Hemlock, Patton's Hemlock, Weeping Spruce, 



TRANSVERSE SECTION 



RADIAL SECTION 



TANGENTIAL SECTION 



Alpische Tanne. ft. Peruche alpestre. Sp. Abetoalpino. 



ubn*hed and Sections made by Romeyn B. Hough, B. A., Lowvllle, N. V., U. 8. A. 



