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nouna mountain range in the eastern United States extending from Quebec to the Gulf of Mexico; a historic barrier to early westward expansion of the United States
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Definition that contains appalachians
- catskills a range of the Appalachians to the west of the Hudson in southeastern New York; includes many popular resort areas
- hickory pine a small two-needled upland pine of the eastern United States (Appalachians) having dark brown flaking bark and thorn-tipped cone scales
- blue ridge mountains a range of the Appalachians extending from southern Pennsylvania to northern Georgia
- cumberland mountains the southwestern part of the Appalachians
- pinus pungens a small two-needled upland pine of the eastern United States (Appalachians) having dark brown flaking bark and thorn-tipped cone scales
- cumberland plateau the southwestern part of the Appalachians
- prickly pine a small two-needled upland pine of the eastern United States (Appalachians) having dark brown flaking bark and thorn-tipped cone scales
- catskill mountains a range of the Appalachians to the west of the Hudson in southeastern New York; includes many popular resort areas
- great smoky mountains part of the Appalachians between North Carolina and Tennessee
- table-mountain pine a small two-needled upland pine of the eastern United States (Appalachians) having dark brown flaking bark and thorn-tipped cone scales