WEST VIRGINIA GEOLOGICAL SURVEY. 



ACER NIGRUM, Michx. Black Maple. 



Geographic Distribution. 



Valley of the St. Lawrence river in the neighborhood of Mon- 

 treal, southward to the valley of the Cold river, New Hamp- 

 shire, through western Vermont, and westward through north- 

 ern New York, Ontario, and the southern peninsula of Michi- 

 gan, Indiana, Illinois, and Iowa, to northeastern South Dakota, 

 western Missouri, eastern Kansas, and southward through 

 western New York and Pennsylvania to southwestern Virginia 

 and Kentucky; comparatively rare near Montreal and in Ver- 

 mont, more abundant farther west, almost entirely replaced by 

 Acer saccharum in Iowa, and the only sugar maple of South 

 Dakota. 



Distribution in West Yirginia. — Less common and nsiially on 

 lower and more moist land than sugar maple. Found as 

 follows : 



Lewis : plentiful along the West Fork river at Weston. 

 Monongalia : common near MorgantoAvn. 

 Tyler : on Middle Island creek near Middlebourne. 

 Webster : few trees on Elk river above Webster Springs. 

 Wetzel: near Jaeksonburg. 

 Uses. — Wood similar to and used for the same purpose as the 

 foregoing species — A. saccharum. 



ACER SACCHARINUM, L. Silver Maple. Soft Maple. 



Geographic Distribution. 



Sandy banks of streams; valley of the St. John's river, New 

 Brunswick, to southern Ontario, southward to western Florida, 

 and westward to eastern Dakota and Nebraska, the valley of 

 the Blue river, Kansas, and the Indian Territory; rare in the 

 immediate neighborhood of the Atlantic coast and on the high 

 Appalachian mountains; of its largest size on the banks of the 

 lower Ohio and its tributaries. 



Distribution in West Virginia. — Closely confined to the borders 

 of the larger streams at low elevations. Found on the 

 South Branch of Potomac from a point between Moore- 

 field and Petersburg to its mouth near Green Spring sta- 

 tion ; on the Potomac and its North Branch from Harpers 

 Ferry to a point some distance above Keyser ; on the New 

 river at Hinton ; on the Great Kanawha at Kanawha Falls, 



