Acer rubrum (red maple, swamp maple) Acer saccharinum (silver maple) Betula alleghaniensis (yellow birch) Betula lenta (sweet birch, cherry birch) Betula nigra (river birch) Betula papyrifera (paper birch, white birch) Carpinus caroliniana (American hornbeam) Carya glabra (pignut hickory) Castanea dentata (American chestnut) Ilex opaca (American holly) Juglans nigra (black walnut) Juniperus virginiana (eastern redcedar) Larix laricina (tamarack) Ostrya virginiana (ironwood) Picea mariana (black spruce) Pinus rigida (pitch pine) Platanus occidentalis (American sycamore) Populus deltoides (eastern cottonwood) Populus grandidentata (bigtooth aspen) Populus tremuloides (quaking aspen) Prunus pensylvanica (pin cherry, fire cherry) Prunus serotina (black cherry) Quercus velutina (black oak) Sassafras albidum (sassafras) Thuja occidentalis (northern white-cedar) Toxicodendron radicans (eastern poison ivy) Vitis labrusca (fox grape) Vitis vulpina (frost grape)