Page author: David Giblin
Erythranthe floribunda
purple-stem monkey-flower
WTU specimens
Other herbaria

Distribution: Occurring chiefly east of the Cascades crest in Washington; southern British Columbia south to California and east to Montana.

Habitat: Moist open places at moderate elevations in the mountains.

Flowers: May-October

Origin: Native

Conservation Status: Not of concern

Description:
General:

Erect to nearly prostrate annual, the stem usually branched, 0.5-2.5 dm. tall; herbage more or less glandular and pubescent, tending to be slimy as well.

Leaves:

Leaves opposite, deltoid-ovate to sub-cordate, dentate or denticulate, sub-palmate or nearly pinnately veined, the blade 1-3 cm. long, the petiole shorter.

Flowers:

Flowers solitary in the leaf axils on long pedicels; calyx 4-8 mm. long, the 5 acute, equal teeth less than 2 mm. long; corolla yellow with some red dots, 6-14 mm. long, only slightly bilabiate, the lips about equal and only slightly flaring, the throat with pubescence on the lower side; stamens 4.

Fruit:

Capsule.

Accepted Name:
Erythranthe floribunda (Douglas ex Lindl.) G.L. Nesom
Publication: Phytoneuron 2012-39: 1–60. 2012.

Synonyms & Misapplications:
Mimulus deltoides Gand.
Mimulus floribundus Lindl. [HC]
Mimulus floribundus Lindl. var. membranaceus (A. Nelson) A.L. Grant [HC]
Mimulus membranaceus A. Nelson
Mimulus peduncularis Douglas ex Benth.
Mimulus peduncularis A. Gray
Mimulus pubescens Benth.
Mimulus serotinus Suksd.
Additional Resources:

PNW Herbaria: Specimen records of Erythranthe floribunda in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Erythranthe floribunda checklist entry.

E-Flora BC: Erythranthe floribunda atlas page.

CalPhotos: Erythranthe floribunda photos.

USDA Plants: Erythranthe floribunda information.

22 photographs:
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