18. POPULUS GRANDIDENTATA, MICHX. 



Large-toothed Poplar or Aspen, Large Poplar, White-Wood*. 



TRANSVERSE SECTION. 



RADIAL SECTION. 



TANGENTIAL SECTION. 



Groszgezante Espe, 



Alamo de diente grande. 



Peuplier a grandes dents, 



PUBUSKKD AND .SECTIONS MADS BT ROKXTH B. HODOH. B. A., LCWVILLB, N. T., U. 8. A. 



