Bui. 179, U. S. Dept. of Agriculture. 



Plate V. 



Leaves of the Native American Species of Prunus.— V: 1, Prunus Mahitima; 2, 

 P, Auleqhaniensis; 3, P. Alleghaniensis Davisii; 4, P. Umbellata. 



(.Niiliirul hl/o.) 



