Erythranthe washingtonensis |
Erythranthe purpurea |
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John Day or Washington monkeyflower, Washington monkey-flower |
little purple monkeyflower, purple monkeyflower |
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Habit | Annuals, fibrous-rooted or filiform-taprooted. | Annuals, taprooted. |
Stems | erect to ascending, straight or geniculate at nodes, usually many-branched, terete, 5–25 cm, moderately puberulent-glandular to villous-glandular, hairs 0.1–0.8 mm, flattened, sometimes vitreous, distinctly multicellular, gland-tipped. |
erect, simple or branched from basal nodes, 3–10 cm, minutely puberulent. |
Leaves | cauline, basal not persistent; petiole 2–14 mm; blade palmately veined, deltate or ovate to ovate-lanceolate, 4–16(–23) × 2–11(–16) mm, base rounded to cuneate or truncate, margins denticulate or entire, apex acute, surfaces moderately puberulent-glandular to villous-glandular, hairs 0.1–0.8 mm, flattened, sometimes vitreous, distinctly multicellular, gland-tipped. |
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. |
Flowers | herkogamous, 1–6, from proximal to distal nodes. |
herkogamous, 1–22, from distal or medial to distal nodes. |
Styles | hispid-hirtellous. |
glabrous. |
Corollas | yellow with small reddish brown dots, abaxial limb with 2 white patches (abaxial ridges), bilaterally symmetric, strongly bilabiate; tube-throat funnelform, 8–10 mm, exserted beyond calyx margin; limb expanded 7–10 mm, lobes obovate-oblong, apex rounded to rounded-cuneate. |
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. |
Fruiting pedicels | divergent at nearly right angles, 20–50 mm, densely, minutely stipitate-glandular. |
ascending to often spreading horizontally, 13–57(–70) mm. |
Fruiting calyces | greenish, ridge-angled, tubular, weakly inflated, 6–8 mm, margins distinctly toothed or lobed, densely, minutely stipitate-glandular, lobes pronounced, erect. |
becoming reddish, campanulate, 3–8 mm, margins distinctly toothed or lobed, minutely puberulent, ribs thickened, lobes pronounced, erect, margins glabrous. |
Capsules | included, 5–8.5 mm. |
included, 3–8 mm. |
Anthers | included, glabrous. |
included, glabrous. |
2n | = 32. |
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Erythranthe washingtonensis |
Erythranthe purpurea |
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Phenology | Flowering May–Sep. | Flowering May–Jun. |
Habitat | Shallow basalt gravel in narrow channels and intermittent streams, sandy stream banks, open slopes, rocky shelves near seeps. | Moist openings along streams, swales, and depressions, pine duff in yellow pine forests, margins of dry meadows. |
Elevation | 700–1300 m. (2300–4300 ft.) | 1900–2800 m. (6200–9200 ft.) |
Distribution |
OR
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CA; Mexico (Baja California)
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Discussion | Erythranthe washingtonensis is considered to be extirpated in Washington by the Washington Natural Heritage Program. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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.) |
Source | FNA vol. 17, p. 396. | FNA vol. 17, p. 388. |
Parent taxa | Phrymaceae > Erythranthe | Phrymaceae > Erythranthe |
Sibling taxa | ||
Synonyms | Mimulus washingtonensis | Mimulus purpureus, M. purpureus var. pauxillus |
Name authority | (Gandoger) G. L. Nesom: Phytoneuron 2012-39: 39. (2012) — (as washingtoniensis) | (A. L. Grant) N. S. Fraga: Phytoneuron 2012-39: 35. (2012) |
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