Synonyms: Aster ramulosus Lindley Aster elegantulus Porsild
Treatment appears in FNA Volume 20. Treatment on page 497.

Plants cespitose, usually sparsely appressed-strigose; with cormoid caudices, new shoots developing near bases of old stems. Stems 1–5 (–10+). Peduncles long, slender, bracts 1–5. Phyllaries subequal (outer longest and foliaceous), apices not strongly squarrose. 2n = 10, 20, 30.


Phenology: Flowering late Jul–Sep.
Habitat: Well-drained soils, stream banks and slopes, edges of alkali lakes and flats, prairies and plains, mesic montane habitats
Elevation: 200–2400 m

Distribution

V20-1114-distribution-map.gif

Alta., B.C., Man., N.W.T., Sask., Yukon, Alaska, Ariz., Colo., Idaho, Minn., Mont., N.Mex., N.Dak., S.Dak., Utah, Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
30 +, 20 +  and 10 +
not tailed +, rounded +  and obtuse +
serrate +, entire +  and spine-tipped +
distinct +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
hispid-strigose +, glabrate +  and moderately strigose +
subequal +
scarious +
3mm +  and 10mm +
usually triangular +  and linear +
usually deltate +  and lanceolate +
racemiform +  and diffuse-paniculiform +
indeterminate +  and determinate +
Luc Brouillet +, John C. Semple +, Geraldine A. Allen +, Kenton L. Chambers +  and Scott D. Sundberg† +
(Lindley) G. L. Nesom +
serrate +  and entire +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
glabrate +  and moderately strigose +
cuneate +, acute +  and obtuse rounded +
indurate +
3mm;10mm +
Aster falcatus +
4 cm40 mm <br />0.04 m <br /> (6 cm60 mm <br />0.06 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
2.5 cm25 mm <br />0.025 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
glabrate +  and moderately strigose +
linear-oblong;linear-lanceolate +
reduced +
2mm;3mm +
rugulose +  and muricate +
linear +  and lanceolate +
barbellulate +  and barbellate +
not 2-lipped +  and actinomorphic +
yellow becoming brown +, pink +, blue +  and white +
at maturity , more or less ampliate , tubes usually shorter +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
not compressed +  and obovoid +
fertile +  and bisexual +
fertile +  and bisexual +
Alta. +, B.C. +, Man. +, N.W.T. +, Sask. +, Yukon +, Alaska +, Ariz. +, Colo. +, Idaho +, Minn. +, Mont. +, N.Mex. +, N.Dak. +, S.Dak. +, Utah +  and Wyo. +
200–2400 m +
serrate +  and entire +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
strigose +, hispid-strigose +, hispido-strigose +, glabrate +  and moderately strigose +
acute;obtuse rounded +
0.3 cm3 mm <br />0.003 m <br /> (1 cm10 mm <br />0.01 m <br />) +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Well-drained soils, stream banks and slopes, edges of alkali lakes and flats, prairies and plains, mesic montane habitats +
disciform +  and radiate +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
linear-lanceolate +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
campanulate +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
18mm;30mm +
1.1mm;1.4mm +
sessile +  and petiolate +
cauline +  and basal +
decurrent +
triangular +
entire +  and serrate +
10mm;40mm +
glabrate +  and moderately strigose +
acute +  and obtuse rounded +
3mm +  and 10mm +
2-carpellate +
persistent +
25 +  and 40 +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Flowering late Jul–Sep. +
oblanceolate or spatulate +  and linear +
styliferous +, neuter +  and pistillate +
bearing subulate enations +, hairy +  and bristly +
flat;slightly convex +
exalbuminous +
branched +  and simple +
5 (?) +  and 10 (?) +
ascending +  and erect +
1 +  and 5 +
appendaged +  and truncate +
papillate +  and smooth +
Aster ramulosus +  and Aster elegantulus +
Symphyotrichum falcatum var. falcatum +
Symphyotrichum falcatum +
variety +
at maturity , more or less ampliate , tubes usually shorter +
ampliate +
cespitose +  and colonial +
stipitate-glandular +
10 cm100 mm <br />0.1 m <br /> (80 cm800 mm <br />0.8 m <br />) +
plant +  and cespitose +
appressed-strigose +
clear +  and green +
acuminate +  and attenuate +