Deschampsia cespitosa (L.) P. Beauv.
Common Name: HAIR GRASS
Coefficient of Conservatism: 9
Coefficient of Wetness: -3
Wetness Index: FACW
Physiognomy: Nt P-Grass

Deschampsia cespitosa flowering plants in habitat J. Morefield flowering plants in habitat

Mostly along the shores of the northern Great Lakes, in gravelly, sandy, or marly places and thriving in crevices of rocks; occasionally inland on shores, river banks, and, especially in southern Michigan, fens.

This is a difficult circumpolar species complex in need of study in North America. A coarse (to 2 m tall), weedy introduced race, sometimes designated subsp. parviflora (Thuill.) K. Richt., is known from Ontario and eastward, but has not yet been discovered in Michigan.


Alger County
Alpena County
Baraga County
Berrien County
Charlevoix County
    Including Beaver Island
Cheboygan County
Chippewa County
    Including Drummond Island
Crawford County
Delta County
Emmet County
Genesee County
Gogebic County
Grand Traverse County
Ingham County
Ionia County
Kalamazoo County
Kent County
Keweenaw County
    Including Isle Royale
Lenawee County
Mackinac County
    Including Bois Blanc, Mackinac, Round Islands
Marquette County
Oakland County
Ontonagon County
Presque Isle County
Schoolcraft County


MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 3, 2022.