Paronychia argyrocoma, the Silvery nailwort is a plant species native to the eastern United States. It has a disjunct distribution, found in New England (Maine, New Hampshire, Vermont and Massachusetts) and the Appalachian Mountains of the South-east (Georgia, Tennessee, Kentucky, North Carolina, Virginia, West Virginia and Maryland) but not from New York, New Jersey or Pennsylvania in between. The species grows on rocky sites at elevations of 200-1800 m.