Etymology: Lysimachia: probably for Greek king Lysimachus or maybe from Greek lysis for "a release from" and mache for "fighting or strife"
Plants: erect, perennial, 16"-32" tall forb; stems smooth, often branched; roots long, creeping on or near the surface of the ground
Leaves: narrowly lance-like, opposite, dotted
Flowers: yellow with a rusty- red "eye" and marked with dark lines, 5-parted, 1/3"-1/2" wide; inflorescence usually one 4"-12", many-flowered, branched cluster (cyme); blooms June-Aug.
Fruits: elongated bulblets form in the leaf axils late in the season
Habitat: wet; bogs, shores, shallows
Conservation Status: Native