Persicaria hydropiper (L.) Delabare
Common Name: WATER-PEPPER
Synonym: Polygonum hydropiper
Coefficient of Conservatism: 1
Coefficient of Wetness: -5
Wetness Index: OBL
Physiognomy: Nt A-Forb

Persicaria hydropiper A. A. Reznicek

Polygonum hydropiper of Michigan Flora.

Swamps, ditches, shores, marshes, streamsides, especially in slightly disturbed areas or even along roadsides. Usually considered naturalized from Europe, but sometimes thought to be at least partly indigenous in North America. First collected in 1860 in Washtenaw Co.

Locations

Alger County
Allegan County
Alpena County
Baraga County
Berrien County
Branch County
Cass County
Charlevoix County
    Only on Beaver Island
Cheboygan County
Chippewa County
    Including Drummond Island
Crawford County
Delta County
Emmet County
Grand Traverse County
Gratiot County
Hillsdale County
Houghton County
Ingham County
Iron County
Isabella County
Jackson County
Kalamazoo County
Kalkaska County
Kent County
Lapeer County
Leelanau County
    Including Manitou Islands
Lenawee County
Livingston County
Luce County
Mackinac County
    Including Bois Blanc, Mackinac, Round Islands
Manistee County
Marquette County
Mason County
Menominee County
Monroe County
Montcalm County
Muskegon County
Newaygo County
Oakland County
Oceana County
Ogemaw County
Ontonagon County
Oscoda County
Ottawa County
Schoolcraft County
Shiawassee County
St. Clair 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 14, 2017. http://michiganflora.net/species.aspx?id=2282.