54. ACER NEGUNDO, L 



Box-Elder, Ash-leaved Maple, Negundo. 



TRANSVERSE SECTION. 



RADIAL SECTION 



TANGENTIAL SECTION 



Eschenblattriger Ahorn. Sp. Negundo de Arce, 

 IF*. Erable a feuilles de frene. 



Published and Sections made bv Romevn B. Houeh. B. A.. Low/villa N V II S I 



