CHECK LIST OF FOREST TREES 77 



♦Betula populifolia Marsh. Gray Birch. 



Range. — From Newfoundland, Nova Scotia, Prince Edward Island, New 

 Brunswick and Lower St. Lawrence River southward (mostly in coast region) to 

 northern Delaware; westward through northern New England and New York to 

 Lake Ontario (southern shores), and Pennsylvania (Franklin County). 



NAMES IN USE 



White Birch (Vt., Mass., R. I., Conn., Poplar-leaved Birch. 



N. Y.. N. J., Penn., Del., Ontario). Small White Birch (Vt.). 



Grav Birch (Me., R. I.. Mass.). Wire Birch (Nova Scotia). 



Old-field Birch. Pin Birch. 



Poverty Birch (Me.). Broom Birch. 



VARIETIES DISTINGUISHED IN CULTIVATION 



Betula populifolia purpurea Ellwanger Betula populifolia laciniata Loudon, 

 and Barry. 



Betula coerulea Blanchard. Blueleaf Birch. 



Range. — Southern Vermont (Windham County, vicinity of Stratton and Wind- 

 ham); northern Maine (Aroostook County, on Haystack Mountain;. Range 

 imperfectly known at present; probably occurs throughout northern New Eng- 

 land and in eastern Canada. 



NAME3 IN USE 



Blue Birch (lit.). Blueleaf Birch. 



Betula coerulea blanchardii Sargent. Blueleaf Birch. 



Range. — Southern Vermont (vicinity of Windham and Stratton) and eastern 

 Maine (Washington County). 



NAME IN USE 



Blueleaf Birch 



*Betula papyrifera Marshall. Paper Birch. 



Range. — From Labrador to Hudson Bay (southern shores); southward to 

 New York (Long Island) and northern Pennsylvania, central Michigan, northern 

 Indiana, northern Wisconsin, North Dakota, South Dakota (Black Hills), eastern 

 Nebraska, and Wyoming. 



NAMES IN USE 



Paper Birch (N. H., Vt., Mass., R. I., White Birch (Me., N. H., Vt., R. I., 



Conn., N. Y., Wis., Mich., Minn., N.Y., N.J. , Wis., Minn., Mich., Nebr., 



Ont.). Ont.). 



Canoe Birch (Me., Vt., N. H., R. I., Silver Birch (Minn.). 



Mass., N. Y., Pa., Wis., Mich., Large White Birch (Vt.). 



Minn., Ont., and Hort.). Boileau (Quebec;. 



Birch (trade). 



Betula papyrifera subcordata (Kvdberg) Sargent. Paper Birch. 



Range. — Montana and Idaho to Alberta and British Columbia, western 

 Washington and northeastern Oregon. 



Note on nomenclature. — Formerly described as Betula subcordata Rydberg. 



NAME IN USB 



Paper Birch 



