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Mimulus ringens - (image 1 of 6)

Taxonomy

Family: Scrophulariaceae

Habitat

Marshy ground, muddy shores, roadside ditches. Wet woods and swamps.

Associates

 Distribution

All of the continental US except FL and a few western states.

Morphology

Herbaceous perennial to 1.3 m. Stems smooth, 4-winged or angled. Leaves opposite, sessile, lanceolate to oblanceolate, acuminate, somewhat toothed, to 10 cm below and reduced upwards. Flowers solitary from upper lead axils; pedicels to 4.5 cm and longer than the calyx; calyx green or purple-tinged, 4-angled, the lobes sharply pointed; corolla blue to purple with 2 yellow ridges obscuring the throat, bilabiate; stamens 4. Fruit cylindric.

Notes

Flowers late June to September

Wetland indicator: Obligate

A variety of this species, Mimulus ringens L. var. colpophilus Fern., occurs on tidal flats in ME. This genus is well represented in western North America.

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY

Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.

USDA, NRCS. 2002. The PLANTS Database, Version 3.5 (http://plants.usda.gov).
National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

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