70 

 Pyrus ioensis (Wood) Bailey. Iowa Crab. 



Range. — Wisconsin. Illinois, Iowa, and Kansas. Range imperfectly understood. 



Pyrus soulardi Bailey. Soulard Apple. 



Range. — Minnesota to Texas. Less common in nature than in cultivation. 



Pyrus nialus Linn. Wild Apple. 



Range. — Europe. Widely naturalized in the United States and running wild in 

 many localities. 



Pyrus angustifolia Ait. Narrowleaf Crab. 



Range. — From Pennsylvania (Allegheny County), New Jersey (Cape May County), 

 and southern Delaware southward (in coast region) to western Florida (Chattahoo- 

 chee River) ; west through the Gulf States to Louisiana (Red River), and north to 

 middle (Bonair, Dickson County) and eastern Tennessee. 



Names in use. — Southern Crab Apple (Del., N. 0., Ala., Miss., La.); 

 American Crab Apple (R. I., N. J., Miss.); Narrowleaf Crab (Ala.); 

 Crab Apple (N. C, S. C, Ga.); Wild Crab Apple; Narrowleaved Crab 

 Apple (N. C); Narrowleaved Crab (S. C); Crabtree (Va., Fla.). 

 Pyrus rivularis Dougl. Oregon Crab. 



Range. — From the Aleutian Islands south along the coast and islands of Alaska 

 and British Columbia through western Washington and Oregon to California 

 (Sonoma and Plumas counties). 



Names in use. — Oregon Crab Apple (Cal., Wash., Oreg.); Crab or 

 Wild Apple. 

 Pyrus americana (Marsh.) de C. Mountain Ash 



Rantge. — From Newfoundland to Manitoba, and south through Quebec and 

 Ontario, Great Lake region, and high elevations in northeastern United States to 

 eastern Tennessee, Yirginia, and North Carolina. 



Names in use.— Mountain Ash (Vt., N. H., Mass., R. I., N. Y., N. J., 

 Pa., Va., W. Va., N. C, Ky., Mich., Out.): American Mountain Ash 

 (Pa.); Mountain Sumach (N. C, S. C); Wine-tree (N. C); Eoundwood 

 (Me.) 5 Life of Man (N. Y.); Bowan-berry; "Peruve" (mts., Tenn.). 

 Pyrus americana microcarpa (Pursh) Torr. & Gr. 



Smallfruit Mountain Ash. 



Range. — -Allegheny Mountains. 



Pyrus sambucif olia Cham. & Schl. Elderleaf Mountain Ash. 



Range. — Southern Greenland to Labrador and northern New England (mountains) ; 

 westward on the northern shores of the Great Lakes to Little Slave Lake, through 

 the Rocky Mountains to Alaska (Kamchatka and northeastern Asia, Kuril Islands 

 to Japan) ; south (in mountains) to New Mexico and central California (Yosemite 

 Valley). 



Names in use. — Mountain Ash (Vt., Ont.); Elder-leaved Mountain 

 Ash. 



AMELANCHIER Medic. 



Amelanchier canadensis (Linn.) Medic. Serviceberry. 



Range. — From Newfoundland southward to northern Florida, and west along the 

 northern shores of the Great Lakes to Minnesota, eastern Nebraska, eastern Kansas, 

 Louisiana, and southern Arkansas. 



Names in use. — June-berry (Mass., N. Y., Pa., Del., 111., Kans., 

 S. Dak.); Shad Bush (Mass., R. L, N. Y., Pa., Del., S. C); Service- 



