Betula cordifolia (mountain paper birch, also known as mountain white birch or eastern paper birch) is a birch species native to Eastern Canada and the North Eastern United States. Until recently it was considered a variety of Betula papyrifera (paper birch), with which it shares many characteristics, and it was classified as B. papyrifera var. cordifolia (Regel) Fern.
Other Names: Bouleau à Feuilles Cordées, Betula papyrifera cordifolia
I have been having difficulty distinguishing with confidence between Yellow Birch and Paper Birch for some individual specimens in old mixed and hardwood forest at Sandy Lake and Environs (Bedford, Nova Scotia); most are very large trees. I suspect some of these are hybrids. So this project is ...