Eriophorum gracile W.D.J.Koch ex Roth
Family: Cyperaceae
slender cotton-grass
Eriophorum gracile image
from USDA Plants website  
Eriophorum gracile image
University of Wisconsin-Stevens Point, Robert W. Freckmann Herbarium (UWSP)  
Etymology: Eriophorum: Greek erion for "wool" and phoros for "bearing"
Plants: perennial sedge
Conservation Status: Native