VARTATTOXS IX PLOI PITS 



IS" 



Prunui Americana. Naturnl »ii 



ered, typical Americana form, l»ui Btone ;i> flat and 

 :i~> strongly edged ae in the aigra Form); 5, Deep 

 Creek, grown in Maryland; <i, Louisa, grown in 

 Maryland; 7, De Soto, grown in Maryland; s . De 

 Soto, grown in [owa ; 9, Fores! Garden, grown in 

 \Y\\ York; 10, Purple Yosemite {Prunus nigra), 

 grown in Maryland; 11. Quaker ( /'. nigra), grown 



