76 

 Prunus umbellata 1 Ell. Black Sloe, 



Range. — Coast region from South Carolina to Florida (Mosquito Inlet on the east 

 coast, and on the west coast from Tampa Bay) "west to eastern Mississippi : in Louis- 

 iana (Mississippi River near Baton Rouge and Red River from Alexandria to Shreve- 

 port) to southern Arkansas (near Camden). 



Names in use. — Black Sloe (S. 0., Ga., Ala., Miss.); SoutKernTBul- 

 lace Plum (S. C.. Ala., Miss.); Hog Plum (Fla.); Wild Plum (Ma.); 

 Sloe. 

 Frunus emarginata (Dougl.) Walp. Bitter Cherry. 



Bange. — From Montana (upper Jocko River) through the mountains of Idaho and 

 Washington, and southern British Columhia to Vancouver Island; south through 

 western Washington, Oregon, and northern California (on coast ranges, to near San 

 Francisco Bay); southward in California (on western slopes Sierra Nevada to the 

 Yosemite Yalley, and on eastern slopes Sierras to Lake Tahoe and vicinity of Car- 

 son City, Nev.): also on Santa Lucia Mountains; Nevada (Washoe Mountain). 



;Names in use.— Wild Plum (Gal.); Bitter Cherry (Idaho, Cal.J; 

 Wild Cherry. 



Prunus emarginata villosa Sudworth. Woollyleaf Cherry. 



Prunus emarginata var. mollis Brewer, uot Torr. 



Range. — Southern California (San Bernardino Mountains). 



Prunus pennsylvanica Linn. f. Wild Red Cherry. 



Range. — From Newfoundland and Labrador (Strait of Bellisle) northward to Hud- 

 sou Bay (near Big River), south Indian Lake, and west to British Columbia (eastern 

 slopes coast ranges in valley Fraser River) : south to Pennsylvania and along the 

 Allegheny Mountains to western North Carolina and eastern Tennessee, to Michigan 

 (as far south as Ionia County), northern Illinois, central Iowa: Colorado (eastern 

 slopes of Rocky Mountains). 



Names in use.— Wild Red Cherry (Me., Yt., N. H., Mass., E. L, 

 Conn., K. T., S". J., Pa,, Va., N. C, Mich., Out., 111., Wis., Iowa, Minu., 

 K. Dak.); Pin Cherry (X. H.. Yt., K Y., Mich., Iowa, K Dak.); Pigeon 

 Cherry ( Yt., BT. H., E. I., X. Y.. Ont., N. Dak. ) ; Wild Cherry (N. Y., Tenn.) ; 

 Bird Cherry (Me., X. XL, is T . Y c , Pa., Minn., Iowa); Bed Cherry (Me., 

 E." I.); Fire Cherry (X. Y.). 

 Prunus cerasus Linn. Sour Cherry. 



Raxge. — Europe. Escaped from cultivation and running wild in various localities 

 in eastern United States. 



Prunus mahaleb Linn. Mahaleb Cherry. 



Range. — Europe. Escaped from cultivation and running wild in southern New 

 York and eastern Pennsylvania. 



Prunus avium Linn. Sweet Cherry. 



Range. — Europe. Escaped from cultivation and running wild in various localities 

 in eastern United States. 



Prunus virginiana Linn. Choke Cherry. 



Range. — From Labrador and Hudson Bay region to the Mackenzie River (latitude 



62°) and northern British Columhia (coast region); south to southern Georgia. 

 Louisiana. Texas, and northern Mexico. 



Xames in use. — Choke Cherry (Mich., Wis.); Wild Cherry. 



x Dr. J. K. Small has recently described the following new species: Frunus inju- 

 cunda Small, in Boll'. Torr. Bot. Club, vol. 25, p. 119, 1898. Detected on Stone Moun- 

 tain and Little Stone Monntain, Georgia. Said to be a tree 15 to 20 feet high, and 

 formerly contused with Prunus umbellata. I have not seen specimens of this species. 



