Erythranthe breviflora |
Erythranthe rubella |
|
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short-flower monkey-flower |
little redstem monkeyflower, red stem himulus, redstem monkeyflower, redstem or little redstem monkeyflower |
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Habit | Annuals, shallowly fibrous-rooted. | Annuals, taprooted. |
Stems | ascending, geniculate at nodes, branched at proximal and medial nodes, 4–15 cm, minutely stipitate-glandular, hairs 0.1–0.3 mm, gland-tipped, sometimes minutely hirtellous, hairs sharp-pointed, eglandular. |
erect, simple, sometimes branched from basal nodes, 3–32 cm, minutely puberulent. |
Leaves | usually cauline, basal usually deciduous by flowering; petiole 1–3 mm; blade palmately 3-veined, narrowly ovate or narrowly lanceolate to elliptic or elliptic-lanceolate, largest 5–15 × 2–6 mm, relatively even-sized, or slightly reduced distally, base attenuate, margins entire, mucronulate, or denticulate, apex acute to obtuse, surfaces minutely stipitate-glandular, hairs 0.1–0.3 mm, gland-tipped, sometimes minutely hirtellous, hairs sharp-pointed, eglandular. |
cauline, basal not persistent; petiole 0 mm; blade palmately 3-veined (in broader ones), linear to elliptic, 5–22(–30) × 1–5 mm, base narrowed, margins entire, sometimes toothed, apex acute to obtuse, surfaces minutely puberulent. |
Flowers | plesiogamous, 10–20, from medial to distal nodes. |
herkogamous, sometimes plesiogamous, 1–106, from distal or medial to distal nodes. |
Styles | glabrous. |
glabrous. |
Corollas | yellow, red-spotted or striped, bilaterally symmetric, weakly bilabiate; tube-throat cylindric to narrowly funnelform, 3.5–5 mm, not exserted beyond calyx margin; limb barely widened, lobes broadly obovate, apex rounded. |
yellow and abaxial limb and throat red dotted or pink to purple and throat yellow, bilaterally symmetric, weakly bilabiate; tube-throat cylindric, 4–10 mm, exserted beyond calyx margin; limb expanded 3–5 mm, lobes entire or weakly notched, abaxial limb glabrous. |
Fruiting pedicels | straight, 5–11 mm, minutely stipitate-glandular, hairs 0.1–0.3 mm, gland-tipped, sometimes minutely hirtellous, hairs sharp-pointed, eglandular. |
2–18 mm. |
Fruiting calyces | winged, plicate-angled, campanulate becoming ovoid-ellipsoid to campanulate, distinctly inflated, 5–6 mm, margins distinctly toothed or lobed, sparsely, minutely hirtellous, eglandular, sometimes sparsely sessile-glandular, lobes pronounced, erect. |
becoming red-angled or red, campanulate to nearly cylindric, 4–9 mm, margins distinctly toothed or lobed, glabrous or minutely puberulent, ribs thickened, lobes pronounced, erect, margins ciliate. |
Capsules | included, 4–6 mm. |
included, 3–8 mm. |
Anthers | included, glabrous. |
included, glabrous. |
Erythranthe breviflora |
Erythranthe rubella |
|
Phenology | Flowering May–Jul. | Flowering Apr–Jun. |
Habitat | Stream and lake sides, gravel bars, springs, moist slopes, damp swales between dunes, along trails. | Open slopes and washes. |
Elevation | 700–2300 m. (2300–7500 ft.) | 300–3000 m. (1000–9800 ft.) |
Distribution |
CA; ID; MT; NV; OR; WA; BC
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AZ; CA; CO; NM; NV; TX; UT; WY; Mexico (Baja California, Sonora)
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Source | FNA vol. 17, p. 399. | FNA vol. 17, p. 384. |
Parent taxa | Phrymaceae > Erythranthe | Phrymaceae > Erythranthe |
Sibling taxa | ||
Synonyms | Mimulus breviflorus | Mimulus rubellus, M. gratioloides |
Name authority | (Piper) G. L. Nesom: Phytoneuron 2012-39: 38. (2012) | (A. Gray) N. S. Fraga: Phytoneuron 2012-39: 35. (2012) |
Web links |
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