Nothocalaïs alpestris

alpestris (A. Gray) K. L. Chambers

Contr. Dudley Herb. 5: 66. 1957.

Common names: Alpine lake false dandelion
Basionym: Troximon alpestre A. Gray Proc. Amer. Acad. Arts 19: 70. 1883
Synonyms: Agoseris alpestris (A. Gray) Greene Microseris alpestris (A. Gray) Q. Jones ex Cronquist
Treatment appears in FNA Volume 19. Treatment on page 336. Mentioned on page 335.

Plants 3–45 cm. Stems (peduncles) ebracteate. Leaves: blades linear to oblanceolate, 3–20 cm, bases attenuate to obtuse, margins plane, usually coarsely toothed or pinnately lobed (lobes spreading or retrorse), sometimes entire, sometimes ciliolate, faces glabrous. Involucres 10–20 mm. Phyllaries 8–35, evenly and minutely purple-dotted, ovatelanceolate, apices acuminate, faces glabrous. Florets 13–75; ligules 10–20 mm. Cypselae brown, 5–10 mm, sometimes narrowed distally 1–3 mm, not beaked; pappi of 30–50, barbellulate bristles 6–10 mm. 2n = 18.


Phenology: Flowering Jul–Sep.
Habitat: Meadows, rocky slopes, pumice flats, mixed subalpine woodland and Abies subalpine zone
Elevation: 1300–2500 m

Discussion

Nothocalaïs alpestris grows in the subalpine Cascade Range, Klamath Mountains, and (rarely) the Sierra Nevada.

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

... more about "Nothocalaïs alpestris"
acuminate +
scarious +
ovate +  and lanceolate +
paniculiform +  and corymbiform +
indeterminate +  and determinate +
Kenton L. Chambers +
alpestris (A. Gray) K. L. Chambers +
attenuate +  and obtuse +
Troximon alpestre +
compound +  and simple +
linear;oblanceolate +
3 cm30 mm <br />0.03 m <br /> (20 cm200 mm <br />0.2 m <br />) +
tuberculate +, rugose +, muricate +  and smooth +
filiform +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Alpine lake false dandelion +
zygomorphic +, actinomorphic +  and (3-)5-merous +
reddish +  and yellow +
Calif. +, Oreg. +  and Wash. +
1300–2500 m +
winged +  and beaked +
dispersed +
Meadows, rocky slopes, pumice flats, mixed subalpine woodland and Abies subalpine zone +
indeterminate +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
campanulate;ovoid +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
lobed +, toothed +  and plane +
inconspicuous +
2-carpellate +
smooth +  and barbellulate +
Flowering Jul–Sep. +
connate +  and distinct +
8 +  and 35 +
Contr. Dudley Herb. +
flat;convex +
scabrous +  and glabrous +
aristate +
exalbuminous +
white-villous +  and glabrous +
1 +  and 5 +
scapiform +
appendaged +  and truncate +
papillate +
Agoseris alpestris +  and Microseris alpestris +
Nothocalaïs alpestris +
Nothocalaïs +
species +
3 cm30 mm <br />0.03 m <br /> (45 cm450 mm <br />0.45 m <br />) +