Erigeron formosissimus var. viscidus

(Rydberg) Cronquist

Bull. Torrey Bot. Club 70: 272. 1943.

Endemic
Basionym: Erigeron viscidus Rydberg Bull. Torrey Bot. Club 28: 24. 1901
Synonyms: Erigeron glabellus var. viscidus (Rydberg) B. Boivin
Treatment appears in FNA Volume 20. Treatment on page 334.

Stems sometimes sparsely hirsute, glandular, sometimes sparsely so. Distal leaves usually glabrous, sometimes sparsely hirsuto-villous, minutely glandular. Involucres glabrous or sparsely hirsuto-villous, densely minutely glandular.


Phenology: Flowering Jun–Sep.
Habitat: Roadsides, moist meadows, streamsides, crevices, aspen groves, ponderosa pine, pine-fir, spruce
Elevation: 1900–3700 m

Distribution

V20-764-distribution-map.gif

Ariz., Colo., N.Mex., S.Dak., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.

"thick" is not a number.

not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
paniculiform +, corymbiform +  and loose +
indeterminate +  and determinate +
Guy L. Nesom +
(Rydberg) Cronquist +
10 cm100 mm <br />0.1 m <br /> (15 cm150 mm <br />0.15 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
2 cm20 mm <br />0.02 m <br /> (10 cm100 mm <br />0.1 m <br />) +
oblanceolate +  and oblanceolate-spatulate +
0.4 cm4 mm <br />0.004 m <br /> (1 cm10 mm <br />0.01 m <br />) +
decurrent +
Erigeron viscidus +
linear;lanceolate oblanceolate or spatulate +
rugulose +  and muricate +
ovate +  and lanceolate +
not 2-lipped +  and actinomorphic +
blue +  and purple rarely pink +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
subterete +, oblong +  and oblong-obovoid compressed +
fertile +  and bisexual +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
fertile +  and bisexual +
hirsuto-villous +  and glabrous +
Ariz. +, Colo. +, N.Mex. +, S.Dak. +  and Wyo. +
1900–3700 m +
strigose +, hirsute +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Roadsides, moist meadows, streamsides, crevices, aspen groves, ponderosa pine, pine-fir, spruce +
disciform +  and discoid +
in loose , corymbiform or paniculiform arrays +  and singly +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
hirsuto-villous +  and glabrous +
turbinate;hemispheric +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
petiolate +  and sessile +
cauline +  and basal +
erect;spreading +
deltate +
Not (?) +  and Scarious (?) +
2-carpellate +
Flowering Jun–Sep. +
3-nerved +  and 1-nerved +
hirsuto-villous densely minutely glandular +  and stipitate-glandular +
narrowly elliptic +  and linear-lanceolate +
Bull. Torrey Bot. Club +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
branched +  and simple +
prostrate +  and decumbent +
appendaged +  and truncate +
papillate +  and smooth +
Erigeron glabellus var. viscidus +
Erigeron formosissimus var. viscidus +
Erigeron formosissimus +
variety +
inflated +  and tubular +
fibrous-rooted +  and rhizomatous +
40 cm400 mm <br />0.4 m <br /> (55 cm550 mm <br />0.55 m <br />) +
10 cm100 mm <br />0.1 m <br /> (40 cm400 mm <br />0.4 m <br />) +
tree +, shrub +  and subshrub +