The South Mountains contain forested areas that harbor many uncommon or rare plant species, including turkey beard (Xerophyllum asphodeloides) on xeric ridges and one of North America’s rarest orchids, the small whorled pogonia (Isotria medeoloides).    From Wordnik.com.  [Ecoregions of North Carolina and South Carolina (EPA)] Reference

1 Beargrass is Xerophyllum tenax, Nutt.    From Wordnik.com.  [Original journals of the Lewis and Clark Expedition, 1804-1806] Reference