PLATE II. 
Bul. 815, U. S. Dept. of Agriculture. 
“SUO] SOYOUL FE ST 10JU90 Ul JIMAy oy, “ozIs [einjzeu ApIeoN 
‘NOWS7] NOSSI7] SHL JO NIVYULS N3dO SHL AO SLINYA WOIdAL 
I 
