KEY TO GENERA AND SPECIES 117 



inch or less. Leaves narrow. Fruit velvety- 

 hairy, i inch or more thick; stone corru- 

 gated. Cult. (Figs. 218, 219.) Peach, 

 Prunus Persica (L.) Stokes. 

 177. Flower and fruit-stalks conspicuous, or elon- 



Fig. 220. Wild Red Cherry. 

 (Leaves variable.) 



Fig. 221. Wild 

 Plum. 



gated. Fruit smooth, stone not corrugated 

 -178. 



178. Teeth of the leaves sharply pointed. Fruit 

 red, about j of an inch thick. Labrador 

 westward and southward to Penn. (Fig. 

 220.) Wild Red Cherry, Pin Cherry, Pigeon 

 Cherry, Bird Cherry, Fire Cherry, Prunus 

 pennsyhanica L. f. 



178. Teeth of the leaves sharply pointed. Fruit 

 reddish, f to i inch thick. Conn, south- 

 ward and westward. (Figs. 221, 222.) 



