Erythranthe purpurea |
Erythranthe acutidens |
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little purple monkeyflower, purple monkeyflower |
Kings River monkeyflower |
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Habit | Annuals, taprooted. | Annuals, fibrous-rooted. |
Stems | erect, simple or branched from basal nodes, 3–10 cm, minutely puberulent. |
erect to ascending-erect, simple or diffusely branched, 4-angled, 7–20 cm, glabrous. |
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. |
basal and cauline; petiole 0 mm; blade palmately 3–5 veined, ovate to broadly ovate, 10–20 × 7–11 mm, base rounded to truncate, margins serrate-denticulate, apex acute, surfaces glabrous. |
Flowers | herkogamous, 1–22, from distal or medial to distal nodes. |
herkogamous, 2–20, from proximal 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. |
pale pink to rose purple, throat yellow or deep pink externally with 2 yellow spots below abaxial limb, bilaterally symmetric, weakly bilabiate; tube-throat cylindric-funnelform, 9–12 mm, exserted beyond calyx margin; limb expanded 9–12 mm. |
Fruiting pedicels | ascending to often spreading horizontally, 13–57(–70) mm. |
divergent-arcuate, sometimes becoming deflexed, 10–23 mm, longer than subtending leaves, glabrous. |
Fruiting calyces | becoming reddish, campanulate, 3–8 mm, margins distinctly toothed or lobed, minutely puberulent, ribs thickened, lobes pronounced, erect, margins glabrous. |
campanulate, 7–9 mm, margins subtruncate, glabrous, lobes reduced, subequal. |
Capsules | included, 3–8 mm. |
included, (4–)5–10 mm. |
Anthers | included, glabrous. |
included, minutely villous-hirsute. |
Erythranthe purpurea |
Erythranthe acutidens |
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Phenology | Flowering May–Jun. | Flowering Apr–Jul. |
Habitat | Moist openings along streams, swales, and depressions, pine duff in yellow pine forests, margins of dry meadows. | Grassy slopes, sandy terraces, marshy places, lakeshores, creek sides, seep edges, shaded canyon slopes, roadcuts and roadsides, woodlands of Pseudotsuga menziesii-Quercus chrysolepis, oak-gray pine, or interior live oak. |
Elevation | 1900–2800 m. (6200–9200 ft.) | 200–2000 m. (700–6600 ft.) |
Distribution |
CA; Mexico (Baja California)
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CA
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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.) |
Mimulus acutidens Greene is heterotypic with the South American M. acutidens Reiche, which is a later homonym. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 17, p. 388. | FNA vol. 17, p. 383. |
Parent taxa | Phrymaceae > Erythranthe | Phrymaceae > Erythranthe |
Sibling taxa | ||
Synonyms | Mimulus purpureus, M. purpureus var. pauxillus | Mimulus acutidens, M. inconspicuus var. acutidens |
Name authority | (A. L. Grant) N. S. Fraga: Phytoneuron 2012-39: 35. (2012) | (Greene) G. L. Nesom: Phytoneuron 2012-39: 34. (2012) |
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