Betula alleghaniensis it as a diuretic. They also make use of Betula alleghaniensis var. alleghaniensis, taking of the bark for internal blood diseases, and mixing its sap and maple sap used for a pleasant beverage drink. They use the bark of var. alleghaniensis to build dwellings, lodges, canoes, storage containers, sap dishes, rice baskets, buckets, trays and dishes and place on coffins when burying the dead. Betula alleghaniensis Betula alleghaniensis, the yellow birch or golden birch, is a large and important lumber species of birch native to North-eastern North America. Its vernacular names refer to the color of the tree's bark. The
Beech bark disease to spread to the south and west. The first case of beech bark disease in the United States was reported in 1929 in Massachusetts. By 2004, the disease had spread as far west as Michigan and as far south as western North Carolina. For beech bark disease to occur, two components are required, an insect and a fungus. The beech scale insect, "Cryptococcus fagisuga", is invasive to North America and is host-specific, feeding exclusively on beech trees. It can be observed on the trunk and limbs of the tree as woolly, white tufts that will later develop into broad strips.