Rumex triangulivalvis (Danser) Rech. f.
Common Name: DOCK
Coefficient of Conservatism: 1
Coefficient of Wetness: 0
Wetness Index: FAC
Physiognomy: Nt P-Forb

Rumex triangulivalvis R. W. Smith

Sandy or marshy shores, ditches, clearings, and disturbed ground.

The leaf blades are narrowly lanceolate, the best developed ones ca. (5–) 6–10 times as long as broad (cf. R. altissimus).


Alger County
Alpena County
Baraga County
Cheboygan County
Chippewa County
    Including Drummond Island
Delta County
Emmet County
Gogebic County
Houghton County
Iron County
Kalamazoo County
Keweenaw County
    Including Isle Royale
Mackinac County
    Including Bois Blanc, Mackinac, Round Islands
Marquette County
Menominee County
Monroe County
Oakland County
Schoolcraft County
Washtenaw County
Wayne County


MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. June 29, 2022.