Fagus grandifolia Fagus grandifolia Fagus grandifolia, the American beech or North American beech, is the species of beech tree native to the eastern United States and extreme southeast Canada. The genus name "Fagus" is Latin for "beech", and the specific epithet "grandifolia" comes from "grandis" "large" and "folium" "leaf". The American beech is native to eastern North America, from Nova Scotia west to southern Ontario in southeastern Canada, west to Wisconsin and south to eastern Texas and northern Florida in the United States. Trees in the southern half of the range are sometimes distinguished as a variety, "F. grandifolia" var. "caroliniana", but
Parornix fagivora Parornix fagivora Parornix fagivora is a moth of the Gracillariidae family. It is found from Sweden to the Pyrenees, Italy and Albania and from Great Britain to southern Russia. The wingspan is 11–14 mm. The larvae feed on "Fagus sylvatica", including subspecies "Fagus sylvatica orientalis". They mine the leaves of their host plant. The mine starts as a small lower-surface epidermal corridor with reddish brown frass. Later, it becomes a small rectangular full depth blotch with black frass. The larva deposits only little silk in the mine, that remains practically flat. In the end, the larva leaves the mine and