FRAX1NUS QREGONA, Mutt. 



Oregon Ash. 



TRANSVERSE SECTION 



RADIAL SECTION. 



TANGENTIAL SECTION. 



uer. uregonische Esche. Tr. 1 



j^. Fresno de Oregon, 



d'Qregbii, 



Romiyti 8. Hough, 6, A., Lavw.'iiB, N. ^4, .-U.-S. A. 



