Flora of North America species comparison

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Erythranthe washingtonensis

Erythranthe suksdorfii

John Day or Washington monkeyflower, Washington monkey-flower

miniature monkey-flower, sukdorf's monkeyflower, Suksdorf's monkey-flower
Habit Annuals, fibrous-rooted or filiform-taprooted. Annuals, taprooted, densely compact.
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 many-branched from basal nodes, 0.5–10(–13) cm, minutely puberulent, internodes shortened, not evident.
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 1-veined or palmately 3-veined (in broader ones), linear to lanceolate or ovate, 2–20(–25) × 0.5–4 mm, base attenuate, margins entire, apex acute to obtuse, surfaces minutely puberulent.
Flowers

herkogamous, 1–6, from proximal to distal nodes.

herkogamous or plesiogamous, 1–72, 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.

yellow, throat sometimes with red markings, abaxial limb sometimes with a red dot, bilaterally symmetric, weakly bilabiate;

tube-throat cylindric, indistinct from throat, 4–6 mm, exserted beyond calyx margin;

limb expanded 2–3 mm, lobes entire or weakly notched, palate glabrous or sparsely bearded.
Fruiting pedicels

divergent at nearly right angles, 20–50 mm, densely, minutely stipitate-glandular.

2–10 mm.
Fruiting calyces

greenish, ridge-angled, tubular, weakly inflated, 6–8 mm, margins distinctly toothed or lobed, densely, minutely stipitate-glandular, lobes pronounced, erect.

cylindric to urn-shaped, 3–6 mm, margins distinctly toothed or lobed, glabrous or minutely puberulent, ribs thickened, lobes pronounced, erect.
Capsules

included, 5–8.5 mm.

included, 3–6 mm.
Anthers

included, glabrous.

included, glabrous.
2n

= 32.

Erythranthe washingtonensis

Erythranthe suksdorfii
Phenology Flowering May–Sep. Flowering Apr–Aug.
Habitat Shallow basalt gravel in narrow channels and intermittent streams, sandy stream banks, open slopes, rocky shelves near seeps. Moist, generally loamy to clay soils in open areas.
Elevation 700–1300 m. (2300–4300 ft.) 700–4200 m. (2300–13800 ft.)
Distribution
from FNA
OR
[WildflowerSearch map]
from FNA
AZ; CA; ID; MT; NM; NV; OR; UT; WA; WY; BC
[WildflowerSearch map]
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.)
Source FNA vol. 17, p. 396. FNA vol. 17, p. 384.
Parent taxa Phrymaceae > Erythranthe Phrymaceae > Erythranthe
Sibling taxa
E. acutidens, E. alsinoides, E. ampliata, E. androsacea, E. arenaria, E. arenicola, E. arvensis, E. barbata, E. bicolor, E. brachystylis, E. breviflora, E. breweri, E. caespitosa, E. calcicola, E. calciphila, E. cardinalis, E. carsonensis, E. charlestonensis, E. chinatiensis, E. cinnabarina, E. corallina, E. cordata, E. decora, E. dentata, E. diffusa, E. discolor, E. eastwoodiae, E. erubescens, E. exigua, E. filicaulis, E. filicifolia, E. floribunda, E. gemmipara, E. geniculata, E. geyeri, E. glaucescens, E. gracilipes, E. grandis, E. grayi, E. guttata, E. hallii, E. hardhamiae, E. hymenophylla, E. inamoena, E. inconspicua, E. inflatula, E. jungermannioides, E. laciniata, E. latidens, E. lewisii, E. linearifolia, E. marmorata, E. michiganensis, E. microphylla, E. minor, E. montioides, E. moschata, E. nasuta, E. norrisii, E. nudata, E. palmeri, E. pardalis, E. parishii, E. parvula, E. patula, E. percaulis, E. primuloides, E. ptilota, E. pulsiferae, E. purpurea, E. regni, E. rhodopetra, E. rubella, E. scouleri, E. shevockii, E. sierrae, E. suksdorfii, E. taylorii, E. thermalis, E. tilingii, E. trinitiensis, E. unimaculata, E. utahensis, E. verbenacea, E. willisii
E. acutidens, E. alsinoides, E. ampliata, E. androsacea, E. arenaria, E. arenicola, E. arvensis, E. barbata, E. bicolor, E. brachystylis, E. breviflora, E. breweri, E. caespitosa, E. calcicola, E. calciphila, E. cardinalis, E. carsonensis, E. charlestonensis, E. chinatiensis, E. cinnabarina, E. corallina, E. cordata, E. decora, E. dentata, E. diffusa, E. discolor, E. eastwoodiae, E. erubescens, E. exigua, E. filicaulis, E. filicifolia, E. floribunda, E. gemmipara, E. geniculata, E. geyeri, E. glaucescens, E. gracilipes, E. grandis, E. grayi, E. guttata, E. hallii, E. hardhamiae, E. hymenophylla, E. inamoena, E. inconspicua, E. inflatula, E. jungermannioides, E. laciniata, E. latidens, E. lewisii, E. linearifolia, E. marmorata, E. michiganensis, E. microphylla, E. minor, E. montioides, E. moschata, E. nasuta, E. norrisii, E. nudata, E. palmeri, E. pardalis, E. parishii, E. parvula, E. patula, E. percaulis, E. primuloides, E. ptilota, E. pulsiferae, E. purpurea, E. regni, E. rhodopetra, E. rubella, E. scouleri, E. shevockii, E. sierrae, E. taylorii, E. thermalis, E. tilingii, E. trinitiensis, E. unimaculata, E. utahensis, E. verbenacea, E. washingtonensis, E. willisii
Synonyms Mimulus washingtonensis Mimulus suksdorfii
Name authority (Gandoger) G. L. Nesom: Phytoneuron 2012-39: 39. (2012) — (as washingtoniensis) (A. Gray) N. S. Fraga: Phytoneuron 2012-39: 35. (2012)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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