http://www.mdflora.org/placesatrisk/crabtree.html Maryland Native Plant Society: Crabtree Old-Growth Forest, Garrett County, Maryland] It constitutes Maryland's largest surviving remnant of old-growth forest: over 500 acres DeGroot, Bob (January 12, 2006), "Legislative Issue: Protecting Maryland's Forests, Natural Reserves, and Wildlife" , The Sierra Club Maryland Chapter Newsletter Online of mixed Appalachian hardwoods (sugar maple, red oak, basswood and cucumber tree).