Glyceria nubigena W.A. Anderson. Smoky Mountain Mannagrass. Phen: Jun-Jul. Hab: Moderate to high elevation seepages in the Great Smoky Mountains, sometimes in areas appearing dry (such as heath balds), nearly endemic to Great Smoky Mountains National Park. Dist: Endemic to the Great Smoky Mountains of w. NC and e. TN. G. nubigena has nearly the same range as Rugelia nudicaulis, but is more restricted to seepage.
Origin/Endemic status: Endemic
Syn: = FNA24, HC, K1, K3, K4, RAB, Tn, W, Tucker (1996)