77. PTELEA TRIFOLIATA, L 



Hop-Tree, Wafer Ash, Shrubby Trefoil. 



TRANSVERSE SECTION. 



RADIAL SECTION. 



TANGENTIAL SECTION. 



Dreyblattrige Lederblume. IF*. 'Arbre de houbloi 

 S. Arbol de lupnlo. 



PuMlshad and Sections made fcv Romevn B. Houjrh, B. A., LowvlHe, N. Y., U. S. A. 



