Diplacus pygmaeus

(A. L. Grant) G. L. Nesom

Phytoneuron 2012-39: 30. 2012.

Common names: Egg Lake monkeyflower
Endemic
Basionym: Mimulus pygmaeus A. L. Grant Ann. Missouri Bot. Gard. 11: 312. 1925
Treatment appears in FNA Volume 17. Treatment on page 446. Mentioned on page 428, 447.

Herbs, annual, usually acaulescent. Stems erect, 5–12 (–20) mm, glandular-puberulent. Leaves basal or basal and cauline, relatively even-sized; petiole absent; blade narrowly elliptic to oblanceolate, 2–15 × 0.5–3.5 mm, margins entire or toothed, plane, proximal 1/2 usually ciliate, apex rounded, surfaces glandular-puberulent. Pedicels 0–1 mm in fruit. Flowers 1 per node, usually 1–5 per plant, chasmogamous. Calyces slightly asymmetrically attached to pedicel, inflated in fruit, 3.5–8 mm, glandular-puberulent, lobes subequal, apex rounded, ribs reddish purple, intercostal areas white. Corollas: throat, limb, and palate ridges yellow, central abaxial lobe and throat floor sparsely red-spotted, tube-throat 5–10 mm, limb 2–5 mm diam., bilabiate. Anthers included, glabrous. Styles sparsely glandular-puberulent distally. Stigmas usually exserted, lobes subequal. Capsules 2–4 mm, indehiscent. 2n = 20.


Phenology: Flowering May–Jun.
Habitat: Vernally flooded swales, mud flats flanking streams, stream banks, low spots in meadows.
Elevation: 1100–1800 m.

Discussion

Diplacus pygmaeus occurs in northeastern California and south-central Oregon.

Selected References

None.

Lower Taxa

None.
... more about "Diplacus pygmaeus"
Guy L. Nesom +  and Melissa C. Tulig +
(A. L. Grant) G. L. Nesom +
Mimulus pygmaeus +
0.2 cm2 mm <br />0.002 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
narrowly elliptic;oblanceolate +
? (?) +, ? (?) +  and ? (?) +
0.5mm;3.5mm +
glandular-puberulent +
inflated +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Egg Lake monkeyflower +
not +, rarely radially symmetric +  and weakly strongly bilabiate +
white;yellow;orange;yellow;orange;purplish brown;purple;lavender;magenta;red;pink;blue +
Calif. +  and Oreg. +
1100–1800 m. +
hairy +  and glabrous +
reflexed;nodding;erect +
reduced +
compressed;asymmetrically ovoid;lanceoloid or nearly cylindric +
Vernally flooded swales, mud flats flanking streams, stream banks, low spots in meadows. +
gland-tipped +
alternate +, opposite +, rosulate +  and subrosulate +
persistent +  and deciduous +
cauline +  and basal +
equal-sized +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
triangular;deltate +
subequal +
palmate +  and subpinnate +
plane +, toothed +  and entire +
wing-angled +  and angled +
1 +  and 5 +
basal +  and superior +
tenuinucellate +  and unitegmic +
orthotropous +  and anatropous +
red-spotted +  and yellow +
rarely more or less equal to or slightly longer +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Flowering May–Jun. +
Phytoneuron +
reddish purple +
flattened +, ovoid +  and oblong +
deciduous +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
glandular-puberulent +
glandular-puberulent +
Eunanus +  and Mimulus sect. Diplacus +
Diplacus pygmaeus +
Diplacus +
species +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
10 +, 9 +  and 8 +