Appalachian-Blue Ridge forests hickories ("Carya" spp.), red maple ("Acer rubrum"), sugar maple ("Acer saccharum"), white ash ("Fraxinus americana"), tulip tree ("Liriodendron tulipifera"), American beech ("Fagus grandifolia"), black cherry ("Prunus serotina"), black birch ("Betula lenta"), black tupelo ("Nyssa sylvatica"), and American elm ("Ulmus americana"). Flowering dogwood ("Cornus florida") is a common understory tree. Central Appalachian pine-oak rocky woodlands occur on lower-elevation hilltops, outcrops, and rocky slopes and have a patchy or open aspect. Pitch pine ("Pinus rigida") and Virginia pine ("Pinus virginiana") are common within their respective ranges. These pines are often mixed with dry-site oaks such as chestnut oak ("Quercus prinus"), bear oak
Stigmella hemargyrella Stigmella hemargyrella Stigmella hemargyrella is a moth of the Nepticulidae family. It is found in most of Europe, except Iceland, Norway, Finland, Portugal and most of the Baltic region. The moths (imago) are bivoltine flying from April to May and again from July to August and can be found resting on trunks. The wingspan is 5–6 mm. The egg can be laid on either side of the leaf and the pale yellowish-white larva feed, within a mine on "Fagus sylvatica" and "Fagus sylvatica orientalis". The mine is a sinuous gallery and at the early state is relatively narrow with a