Ranunculus acris L.
Common Name: COMMON BUTTERCUP, TALL BUTTERCUP
Coefficient of Conservatism: *
Coefficient of Wetness: 0
Wetness Index: FAC
Physiognomy: Ad P-Forb

Roadsides, fields, clearings, shores, moist thickets. A native of Europe, where it is also weedy. Long established; first collected in 1845 in Macomb Co.

An occasionally cultivated "double" variant, with all the floral parts converted to petals, rarely escapes; collections of this form have been made in St. Clair, Mackinac, and Washtenaw Cos.

Locations

Alcona County
Alger County
Allegan County
Alpena County
Antrim County
Arenac County
Baraga County
Bay County
Benzie County
Berrien County
Calhoun County
Charlevoix County
    Including Beaver Island
Cheboygan County
Chippewa County
    Including Drummond Island
Clare County
Crawford County
Delta County
Dickinson County
Emmet County
Gogebic County
Grand Traverse County
Hillsdale County
Houghton County
Huron County
Ingham County
Iosco County
Iron County
Jackson County
Kalamazoo County
Kalkaska County
Kent County
Keweenaw County
    Including Isle Royale
Lake County
Lapeer County
Leelanau County
    Including Fox Islands
    Including Manitou Islands
Lenawee County
Luce County
Mackinac County
    Including Bois Blanc, Mackinac, Round Islands
Macomb County
Manistee County
Marquette County
Mason County
Mecosta County
Menominee County
Midland County
Montcalm County
Montmorency County
Muskegon County
Newaygo County
Oakland County
Ogemaw County
Ontonagon County
Osceola County
Oscoda County
Otsego County
Ottawa County
Roscommon County
Sanilac County
Schoolcraft County
Shiawassee County
St. Clair County
Van Buren County
Washtenaw County
Wayne County

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 12, 2017. http://michiganflora.net/species.aspx?id=2382.