Home » Poaceae » Poa
Poa annua L.
Common Name: ANNUAL BLUEGRASS
Coefficient of Conservatism: *
Coefficient of Wetness: 3
Wetness Index: FACU
Physiognomy: Ad A-Grass

Poa annua B. S. Walters

Roadsides, lawns, and disturbed ground; trails in forests and clearings; shores and stream banks. Introduced from Europe; abundant and first collected as early as 1838 in Jackson Co.

Occasionally rooting at the nodes. The nerves of the lemma are normally villous basally, especially the keel, but occasionally they are nearly or quite glabrous.

Locations

Alcona County
Alger County
Allegan County
Alpena County
Arenac County
Barry County
Bay County
Berrien County
Cass County
Charlevoix County
    Including Beaver Island
Cheboygan County
Chippewa County
    Including Drummond Island
Clare County
Crawford County
Delta County
Emmet County
Genesee County
Gladwin County
Gogebic County
Grand Traverse County
Gratiot County
Hillsdale County
Houghton County
Ingham County
Ionia County
Iron County
Jackson County
Kalamazoo County
Kalkaska County
Kent County
Keweenaw County
    Including Isle Royale
Lake County
Lapeer County
Leelanau County
Lenawee County
Mackinac County
    Including Bois Blanc, Mackinac, Round Islands
Macomb County
Marquette County
Mason County
Menominee County
Midland County
Monroe County
Montcalm County
Montmorency County
Newaygo County
Oakland County
Oceana County
Ogemaw County
Ontonagon County
Oscoda County
Presque Isle County
Roscommon County
Saginaw County
Schoolcraft County
St. Clair County
Tuscola County
Van Buren County
Washtenaw County
Wayne County
Wexford County

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 17, 2017. http://www.michiganflora.net/species.aspx?id=2191.