118. QUERCUS AQUATICA, WALT. 



ier Oak, Duck Oak, Possum Oak, Punk Oak. 



TRANSVERSE SECTION 



RADIAL SECTION 



; 



TANGENTIAL SECTION 



Wasser-Eiche, 3^. Chene aquatique, Sp. Eoble acuatico, 



Published and Sections made by Romeyn B. Hough, B. A., Lowville, N Y., U. S. A. 



