Epilobium palustre L.
Common Name: MARSH WILLOW-HERB
Coefficient of Conservatism: 10
Coefficient of Wetness: -5
Wetness Index: OBL
Physiognomy: Nt P-Forb

Almost wholly restricted to sphagnum bogs; collected in an alder thicket on Isle Royale and in a boggy-sandy excavation on the Keweenaw Co. mainland.

Most Michigan plants are the linear-leaved, few-flowered form sometimes called var. oliganthum Fernald; others (var. palustre) have lanceolate leaves approaching those of E. ciliatum, but not clearly toothed.

Locations

Alger County
Arenac County
Benzie County
Charlevoix County
    Only on Beaver Island
Chippewa County
Delta County
Emmet County
Gogebic County
Houghton County
Keweenaw County
    Including Isle Royale
Luce County
Mackinac County
Menominee County
Schoolcraft County

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 16, 2017. http://michiganflora.net/species.aspx?id=1751.