Tamarack Run Natural AreaTamarack Run Natural Area is a protected area in Sullivan [County, Pennsylvania|Sullivan County], Pennsylvania, United States. It is part of Loyalsock State Forest.DescriptionThe Natural Area protects a wetland featuring a population of tamarack trees which are relatively rare in Pennsylvania. The area also features two endangered plants: manna grass and Tuckerman's pondweed, and most of the area is a boggy marsh that makes visiting on foot difficult, though it is bordered by two gravel roads. The Natural Area can also be accessed via the long-distance Loyalsock Trail which passes near its northern boundary.