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Mimulus palmeri

Higher Taxonomy
Family: PhrymaceaeView Description 

Habit: Annual to shrub. Stem: ×-section generally round. Leaf: opposite, simple, entire or toothed; stipules 0. Inflorescence: spike, raceme, or panicle, bracted, or flowers 1--2 in axils. Flower: bisexual; calyx radial or +- bilateral, tube long, generally ribbed, lobes 5; corolla generally bilateral, generally 2-lipped, upper [1]2-lobed, lower 3-lobed; stamens 4 in 2 pairs, epipetalous, included or exserted; pistil 1, ovary superior, chambers 1--2, placentas parietal or axile, style 1, stigma lobes 2, flat, folding together when touched. Fruit: generally capsule, generally ellipsoid, loculicidal [indehiscent, 1-seeded].
Genera In Family: +- 15 genera, 230 species: +- worldwide, many habitats; some cultivated as ornamental (e.g., Mimulus, Mazus). Formerly included in Scrophulariaceae. Note: Family description by David J. Keil.
eFlora Treatment Author: David M. Thompson
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: MimulusView DescriptionDichotomous Key

Habit: Glabrous to hairy. Stem: generally erect. Leaf: opposite, generally +- sessile, generally toothed or entire, generally green or +- red. Inflorescence: raceme, bracted, or flowers generally 2 per axil. Flower: occasionally cleistogamous; calyx generally green, lobes 5, generally << tube, generally unequal; corolla generally deciduous, white to red, maroon, purple, gold, or yellow, lower lip base occasionally swollen, +- closing mouth, tube-throat floor generally with 2 longitudinal folds; anther sacs spreading; placentas 2, axile or parietal; stigma lobes generally flat, generally included. Fruit: generally ovoid to fusiform, generally upcurved if elongate, generally +- fragile, loculicidal near tip (hard, indehiscent), chambers 1--2. Seed: many, generally < 1 mm, ovoid, +- yellow to dark brown.
Species In Genus: +- 100 species: North America, Chile, eastern Asia, southern Africa, New Zealand, Australia. Etymology: (Latin: little mime or comic actor, from face-like corolla of some species) Note: Limb width measured between most distant points across corolla face.

Mimulus palmeri A. Gray
Habit: Annual 1--28 cm, +- puberulent. Leaf: 3--28 mm, ovate, upper +- linear. Flower: pedicel 10--65 mm; calyx 4--10 mm, glabrous to puberulent, lobes equal, 0.5--1.5 mm, rounded to truncate, glabrous to densely ciliate, tip small-pointed; corolla magenta to purple with variable darker marks, not lipped, tube-throat 10--22 mm, throat floor folds yellow; placentas axile. Fruit: 3.5--9 mm.
Ecology: Sandy washes, disturbed areas; Elevation: < 2100 m. Bioregional Distribution: s SNF, Teh, n SCoRO, TR, PR, w DMoj; Distribution Outside California: northern Baja California. Flowering Time: Mar--Jun Note: Intergrades with Mimulus montioides in SN, TR.
Synonyms: Mimulus diffusus A.L. Grant
eFlora Treatment Author: David M. Thompson
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botanical illustration including Mimulus palmeri


Citation for this treatment: David M. Thompson 2017. Mimulus palmeri, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on February 25, 2017.

Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora,, accessed on February 25, 2017.

Mimulus palmeri
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© 2008 Aaron Schusteff
Mimulus palmeri
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© 2008 Gary A. Monroe
Mimulus palmeri
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© 2001 Steve Schoenig
Mimulus palmeri
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© 2001 Steve Schoenig
Mimulus palmeri
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© 1997 John Game
Mimulus palmeri
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© 2011 Neal Kramer

More photos of Mimulus palmeri in CalPhotos

Geographic subdivisions for Mimulus palmeri:
s SNF, Teh, n SCoRO, TR, PR, w DMoj;
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.