Northern Prairie Wildlife Research Center
Aquatic and Wetland Vascular Plants of the Northern Great Plains
45. Scrophulariaceae, the Figwort Family
7. Mimulus L. -- Monkey-flower
4. Mimulus ringens L. -- Allegheny monkey-flower
Erect or occasionally decumbent perennial 3-8 dm tall, from stout rhizomes,
sometimes stoloniferous at the base, glabrous throughout; stem simple
or branched, 4-angled, sometimes narrowly winged on the angles. Leaves
sessile, reduced and sometimes bractlike above in the inflorescence, oblong
to lanceolate or oblanceolate, 4-12 cm long, 1-3.5 cm wide, acute to acuminate
at the tip, shallowly serrate, auriculate-clasping at the base. Flowers
blue-violet to lavender, on slender pedicels 1.5-4.5 cm long, longer than the
calyx; calyx regular, angular, 10-18 mm long, the lobes slender, subulate,
3-5 mm long; corolla strongly bilabiate, 20-30 mm long, nearly closed
at the throat, the upper lip erect and reflexed, the lower lip longer, deflexed.
Capsule broadly oblong, about equaling the calyx tube. Jun--Aug. Stream
banks, oxbow marshes and wooded floodplains; e ND, e SD, n and e NE; (Que. and
N.S. to Sask., s to FL, LA and OK).
Previous Section -- Mimilus guttatus DC. -- Common
Return to Family -- Scrophulariaceae
- The Figwort Family
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