Hexastylis naniflora
 Hexastylis naniflora is a rare species of flowering plant in the birthwort family known by the common name dwarf-flowered heartleaf. It is endemic to the Piedmont region of the United States where it is limited to a small area straddling the border between North Carolina and South Carolina. It is a federally listed threatened species.This is a rhizomatous perennial herb forming a small patch on the ground the leaves emerging from the underground rhizome.