OSTRYA VIRGINICA, WlLLD. 

 Hopflornbeam, Iron-wood, Lever-wood. 



TRANSVERSE SECTION. 



RADIAL SECTION. 



TANGENTIAL SECTION. 



. Amerikanische Hopfenbuche. 



S. Ojaranzo de lupulo. 



Bois dur, 



Published and Section mad by Romeyn B. Hough, B. A., Lowvtlle, N. Y., U. S. A. 



