Page author: David Giblin
Diplacus nanus
dwarf purple monkey-flower
Specimens
Photos

Distribution: Occurring east of the Cascades crest in Washinton; British Columbia to California, east to Montana and Colorado.

Habitat: Dry, sandy, or gravelly soil among sagebrush desert or conifer forest at low to middle elevations.

Flowers: May-August

Origin: Native

Growth Duration: Annual

Conservation Status: Not of concern

Description:
General:

Dwarf annual up to 1 dm. high, becoming much branched when well-developed, finely glandular-puberulent.

Leaves:

Leaves opposite, entire, inconspicuously 3-5 nerved, obtuse, the lower oblanceolate, the upper elliptic to narrowly ovate, up to 3.5 cm. long and under 1 cm. wide.

Flowers:

Flowers solitary in the leaf axils, sub-sessile; calyx 5-8 mm. long, the 5 sharp teeth glandular-puberulent, 1-3 mm. long; corolla rich magenta, marked in the throat with yellow and deeper red, 1-2.5 cm. long, bilabiate, the lips equal; stamens 4

Fruit:

Capsule splitting at maturity.

Accepted Name:
Diplacus nanus (Hook. & Arn.) G.L. Nesom
Publication: Phytoneuron 2012-39: 1–60. 2012.

Synonyms & Misapplications:
Mimulus nanus Hook. & Arn. [HC]
Mimulus nanus Hook. & Arn. ssp. nanus
Mimulus nanus Hook. & Arn. var. nanus [JPM2]
Additional Resources:

PNW Herbaria: Specimen records of Diplacus nanus in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Diplacus nanus checklist entry

OregonFlora: Diplacus nanus information

E-Flora BC: Diplacus nanus atlas page

CalPhotos: Diplacus nanus photos

25 photographs:
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