Jepson eFlora: Taxon page
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Mimulus pulchellus

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 pulchellus (Greene) A.L. Grant
Habit: Annual < 1 cm, compact, puberulent. Leaf: 8--35 mm, +- linear, at least the basal 1/2 ciliate. Flower: pedicel 0--2 mm; calyx 7--15 mm, hairy, lobes unequal, 1--3 mm, obtuse, +- ciliate; corolla persistent, lavender to purple except lower lip, at least lowest lobe yellow, lowest lobe base with scattered, small, dark dots, tube-throat 20--40 mm, puberulent outside; placentas parietal. Fruit: 3--5.5 mm, oblique-ovoid, hard, indehiscent. Chromosomes: n=9.
Ecology: Vernally wet depressions or seepage areas; Elevation: 600--2000 m. Bioregional Distribution: n&c SNF (Calaveras, Tuolumne, Mariposa cos.). Flowering Time: Apr--Jul
Synonyms: Eunanus pulchellus Drew ex Greene
eFlora Treatment Author: David M. Thompson
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

Previous taxon: Mimulus primuloides var. primuloides
Next taxon: Mimulus pulsiferae

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botanical illustration including Mimulus pulchellus


Citation for this treatment: David M. Thompson 2017. Mimulus pulchellus, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on October 19, 2017.

Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora,, accessed on October 19, 2017.

Mimulus pulchellus
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© 2010 Barry Breckling
Mimulus pulchellus
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© 2001 Steve Schoenig
Mimulus pulchellus
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© 1999 John Game
Mimulus pulchellus
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© 2009 Keir Morse
Mimulus pulchellus
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© 2007 Neal Kramer
Mimulus pulchellus
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© 2015 Barry Breckling

More photos of Mimulus pulchellus in CalPhotos

Geographic subdivisions for Mimulus pulchellus:
n&c SNF (Calaveras, Tuolumne, Mariposa cos.).
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).

View elevation by latitude chart
Data provided by the participants of the Consortium of California Herbaria.
View all CCH records

CCH collections by month

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