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PHRYMACEAE LOPSEED FAMILY

David M. Thompson

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].
± 15 genera, 230 species: ± worldwide, many habitats; some cultivated as ornamental (e.g., Mimulus, Mazus). Formerly included in Scrophulariaceae. [Beardsley & Olmstead 2002 Amer J Bot 89:1093–1102] Family description by David J. Keil. —Scientific Editors: Douglas H. Goldman, Bruce G. Baldwin.

MIMULUS MONKEYFLOWER
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.
± 100 species: North America, Chile, e Asia, s Africa, New Zealand, Australia. (Latin: little mime or comic actor, from face-like corolla of some species) [Thompson 2005 Syst Bot Monogr 75:1–213] Limb width measured between most distant points across corolla face.

Key to Mimulus

M. exiguus A. Gray SAN BERNARDINO MOUNTAINS MONKEYFLOWER
NATIVE
Annual 2–10 cm, minutely puberulent.
Leaf: 2–8 mm, narrowly elliptic to narrowly ovate, not sheathing stem.
Flower: pedicel 6–20 mm, ascending in fruit; calyx 2–3.5 mm, ± glabrous, lobes equal, 0.5–1 mm, acute, ± minutely puberulent; corolla lavender, tube- throat 2–3.5 mm; placentas axile.
Fruit: 3–4 mm, ± spheric, > calyx.
Gentle slopes, along small streams, runoff areas in clay soils; 1800–2300 m. San Bernardino Mountains; n Baja California. Jun–Jul [Online Interchange] {CNPS list}

Previous taxon: Mimulus evanescens
Next taxon: Mimulus filicaulis

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Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].

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Bioregions in which taxon occursRed area (if present) is the part of the bioregion lying between the upper and lower elevation limits of the taxon;
markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may have georeferencing or identification issues.
map of distribution 1

Chart based on elevation range in Manual and elevations and coordinates of CCH records.
Data provided by the participants of the Consortium of California Herbaria.
Note: About half of the CCH records include both elevation and coordinates.
Map made in collaboration with Scott Loarie. 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 Manual flowering time.