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Jungermann's monkeyflower, liverwort monkey-flower

disappearing monkey-flower, ephemeral monkeyflower

Habit Perennials, stoloniferous, stolons thin, forming overwintering turions. Annuals, fibrous-rooted or filiform-taprooted.
Stems

decumbent to procumbent, simple or branching near base, 5–38(–60) cm, densely glandular-villous, hairs 0.5–1.2(–1.5) mm, gland-tipped, internodes evident.

erect to ascending, straight or geniculate at nodes, simple or branched at proximal and medial nodes, 6–20(–25) cm, minutely stipitate-glandular, hairs 0.1–0.3 mm, gland-tipped.

Leaves

cauline, basal not persistent;

petiole 2–5(–20) mm;

blade subpalmately to pinnately veined, broadly ovate to broadly lanceolate, 7–35(–40) × 8–25 mm, base rounded, margins sharply, irregularly dentate to denticulate, apex acute to obtuse, surfaces glandular-villous.

usually cauline, basal usually deciduous by flowering;

petiole: proximals 1–3 mm, distals 0 mm;

blade palmately 3–5-veined, narrowly ovate or narrowly lanceolate to elliptic or elliptic-lanceolate, largest 8–18(–30) × (1–)3–7 mm, relatively even-sized, or slightly reduced distally, base attenuate to obtuse or rounded, margins entire, mucronulate, or denticulate, apex acute to obtuse, surfaces minutely stipitate-glandular, hairs 0.1–0.3 mm, gland-tipped.

Flowers

herkogamous, 2 or 3, from medial to distal nodes.

plesiogamous, 10–20, from medial to distal nodes.

Styles

scabrous.

glabrous.

Corollas

yellow, with scattered red spots, palate ridges with 2 white patches at tips, bilaterally symmetric, strongly bilabiate;

tube-throat funnelform, (12–)16–20(–24) mm, exserted beyond calyx margin;

limb expanded 8–10 mm, lobes obovate-oblong, apex rounded to truncate.

yellow to pale yellow, sparsely red-spotted or not, bilaterally symmetric, weakly bilabiate;

tube-throat cylindric, 5–8 mm, exserted 1–3 mm beyond calyx margin;

limb barely widened, lobes broadly obovate, apex rounded or mucronate.

Fruiting pedicels

15–35 mm, densely glandular-villous, hairs 0.5–1.2(–1.5) mm, gland-tipped.

straight, 7–18 mm, minutely stipitate-glandular, hairs 0.1–0.3 mm, gland-tipped.

Fruiting calyces

plicate-angled, cylindric-urceolate, weakly inflated, 6–12 mm, densely glandular-villous, hairs 0.5–1.2(–1.5) mm, gland-tipped, lobes 1–2 mm, apex rounded to mucronate.

winged, plicate-angled, maturing ovoid-ellipsoid to campanulate or broadly urceolate, distinctly inflated, 7–11 mm, margins distinctly toothed or lobed, sparsely, minutely hirtellous, eglandular, lobes pronounced, erect.

Capsules

included, 5–9 mm.

included, 5–9 mm.

Anthers

included, glabrous.

included, glabrous.

2n

= 32.

Erythranthe jungermannioides

Erythranthe inflatula

Phenology Flowering May–Jul(–Aug). Flowering Jun–Jul.
Habitat Basalt crevices in seepage zones in vertical cliff faces and canyon walls. Drying edges, banks, and beds of summer-dry watercourses, near drying edges of small lakes or impoundments, often among rocks and shoreline detritus, occasionally in moist protected areas beneath low shrubs.
Elevation 100–400(–1200) m. (300–1300(–3900) ft.) 1200–1700 m. (3900–5600 ft.)
Distribution
from FNA
OR; WA
[WildflowerSearch map]
from FNA
CA; ID; NV; OR
Discussion

The occurrence of Erythranthe jungermannioides in the Columbia River Gorge of Klickitat County, Washington (the only record from the state of Washington), is based on an imprecise, unconfirmed observation from the early 1990s (Washington National Heritage Program 2005).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

No natural occurrences of Erythranthe inflatula are known from Washington; the type collection from Klickitat County is from a cultivated plant.

Morphological and molecular data (R. J. Meinke 1995; P. M. Beardsley et al. 2004) indicate that Erythranthe inflatula originated as a hybrid between E. breviflora and E. latidens. Its geography and biology suggest that it is reproductively stable. The putative parents are geographically and ecologically separated for most of their ranges, and the range of E. inflatula is considerably broader than the relatively small region where the parents are sympatric. In the region of sympatry, however, E. inflatula may be difficult to distinguish from one or both of its putative parents. G. L. Nesom (2012g) was not able to find morphology that would distinguish the recently described Mimulus evanescens from E. inflatula.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 17, p. 396. FNA vol. 17, p. 400.
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. 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. washingtonensis, 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. 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. washingtonensis, E. willisii
Synonyms Mimulus jungermannioides Mimulus inflatulus, M. evanescens
Name authority (Suksdorf) G. L. Nesom: Phytoneuron 2012-39: 38. (2012) (Suksdorf) G. L. Nesom: Phytoneuron 2012-39: 38. (2012)
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