American Beech (Fagus grandifolia) - Fact sheet describes the tree's characterizes, with illustrative photos. - http://www.cnr.vt.edu/dendro/dendrology/syllabus/factsheet.cfm?ID=47
Fagus grandifolia - American beech: distribution and occurrence in North America, botanical and ecological characteristics, value and use, and fire ecology. - http://www.fs.fed.us/database/feis/plants/tree/faggra/