Etymology: Mimulus: may come either from Greek mimo, "an ape," because of resemblance of markings of seeds to face of a monkey, or from Latin mimus, "an actor or mimic," because flower is like mouthpiece of one of the grinning masks worn by classical actors.
Plants: creeping base, erect perennial, 8"-16" tall forb
Leaves: opposite, thin
Flowers: yellow, 5-parted; blooms July-Aug.
Habitat: wet; brooks, springs
Conservation Status: Introduced - adventive