ALASKA
KllSK()l(WINI RIVEII DRAINAGE BASIN
U.S. GbI()II\)GI(IAI. SI:nv1»:Y
A LASKA 'l`I~;IInI\IN AND PI;RI~IAI‘Iws'1~ SE<:TIoN [’AI¢T\'
lVi[/iam Il. Drury, Jr. Coll.
No. 20146
Betula papyrifera Marsh var. kenaica (Evans) Henry
On graywhacke bedrock hills S miles north of
Big Rapids, 3/L of the way up slope of Spruce-
Birch mesophytic forest.
Skree slopes of cretaceous gray\vhacke, phillite. Bedrock outcrop along
the river.
Lat. 622 11' N
Long. 156 15' W July 173  

