Carex grisea

Carex grisea, the wood gray sedge or inflated narrow-leaf sedge, is a widespread species of flowering plant in the family Cyperaceae, native to eastern Canada and the central and eastern United States. It resembles and cooccurs with Carex amphibola in alluvial areas in forests, but where they cooccur, Carex grisea is usually found in sandier, more alkaline soils.