Erythranthe purpurea |
Erythranthe exigua |
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little purple monkeyflower, purple monkeyflower |
eye strain monkeyflower, San Bernardino Mountains monkeyflower |
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Habit | Annuals, taprooted. | Annuals, taprooted. |
Stems | erect, simple or branched from basal nodes, 3–10 cm, minutely puberulent. |
erect, simple, sometimes branched near base, 2–10 cm, minutely stipitate-glandular. |
Leaves | cauline, basal not persistent; petiole 0 mm; blade palmately 3–5-veined, elliptic to lanceolate, 4–15 × 1–5 mm, base truncate to truncate-cordate, clasping, margins entire, sometimes toothed, apex acute to obtuse, surfaces minutely puberulent. |
cauline; petiole 0 mm; blade 1-veined, obovate-oblong to narrowly elliptic, ovate, or narrowly ovate, 3–6 mm, base rounded to truncate or cuneate, margins entire or shallowly dentate, apex rounded, surfaces minutely stipitate-glandular. |
Flowers | herkogamous, 1–22, from distal or medial to distal nodes. |
plesiogamous, (1 or)2–6, from distal or medial to distal nodes. |
Styles | glabrous. |
glabrous. |
Corollas | pink to purple, adaxial limb darker than abaxial, abaxial limb with yellow markings, bilaterally symmetric, strongly bilabiate; tube-throat cylindric to funnelform, 7–13 mm, exserted beyond calyx margin; limb expanded 7–10 mm, bilabiate, 3 abaxial lobes notched, 2 adaxial nearly entire, abaxial limb sparsely bearded. |
light lavender to purple, abaxial lobe and palate ridges with yellow patches, bilaterally symmetric, ± bilabiate; tube-throat narrowly funnelform-cylindric, 1.5–2.5 mm, exserted 0.5 mm beyond calyx margin; lobes spreading. |
Fruiting pedicels | ascending to often spreading horizontally, 13–57(–70) mm. |
divergent-spreading, 15–20 mm, minutely stipitate-glandular. |
Fruiting calyces | becoming reddish, campanulate, 3–8 mm, margins distinctly toothed or lobed, minutely puberulent, ribs thickened, lobes pronounced, erect, margins glabrous. |
campanulate, 2–2.5 mm, minutely stipitate-glandular. |
Capsules | included, 3–8 mm. |
distinctly exserted, 3–4 mm. |
Anthers | included, glabrous. |
included, glabrous. |
Stigmas | persistent in fruit. |
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Erythranthe purpurea |
Erythranthe exigua |
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Phenology | Flowering May–Jun. | Flowering Jun–Jul. |
Habitat | Moist openings along streams, swales, and depressions, pine duff in yellow pine forests, margins of dry meadows. | Gentle slopes, along small streams, vernal creeks, pebble plains, openings in Jeffrey pine-juniper forests, runoff areas, vernal depressions, roadsides. |
Elevation | 1900–2800 m. (6200–9200 ft.) | 1800–2400(–2600) m. (5900–7900(–8500) ft.) |
Distribution |
CA; Mexico (Baja California)
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CA; Mexico (Baja California)
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Discussion | Erythranthe purpurea is restricted to the San Bernardino Mountains in San Bernardino County and is disjunct in the Sierra San Pedro Mártir in Baja California, Mexico. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Plants of Erythranthe exigua are diminutive annuals with few nodes and greatly reduced leaves, corollas, and calyces, wide spreading pedicels, and lavender flowers with small but bilabiate limbs. The species is known only from the San Bernardino Mountains of San Bernardino County and in adjacent Mexico. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 17, p. 388. | FNA vol. 17, p. 406. |
Parent taxa | Phrymaceae > Erythranthe | Phrymaceae > Erythranthe |
Sibling taxa | ||
Synonyms | Mimulus purpureus, M. purpureus var. pauxillus | Mimulus exiguus |
Name authority | (A. L. Grant) N. S. Fraga: Phytoneuron 2012-39: 35. (2012) | (A. Gray) G. L. Nesom & N. S. Fraga: Phytoneuron 2012-39: 42. (2012) |
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