Stems sparsely to densely hirsute. Leaves pilose. 2n = 32, 40, 48.


Phenology: Flowering Aug–Oct.
Habitat: Open, often disturbed, dry to wet, sandy or rocky soils, prairies, old fields, sandy shores, bluffs and ridges, open deciduous woodlands, hammocks, roadsides
Elevation: 0–1000+ m

Distribution

V20-1142-distribution-map.gif

B.C., N.B., N.S., Ont., Que., Ala., Ark., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., Maine, Mass., Mich., Minn., Miss., Mo., Nebr., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., S.C., S.Dak., Tenn., Va., Wis., in Europe

Discussion

Variety pilosum is sometimes considered an agricultural weed (J. G. Chmielewski and J. C. Semple 2001b). It is introduced in British Columbia, New Brunswick, and Nova Scotia.

Selected References

None.

Lower Taxa

None.

"thin" is not a number.

48 +, 40 +  and 32 +
not tailed +, rounded +  and obtuse +
petiolate +  and subpetiolate +
spinulose +, hyaline-spinulose +  and crenate-serrate +
distinct +
1 cm10 mm <br />0.01 m <br /> (6 cm60 mm <br />0.06 m <br />) +
subequal +
scarious +
5mm +  and 15mm +
usually triangular +  and linear +
usually deltate +  and lanceolate +
paniculiform +, leafy +  and open +
indeterminate +  and determinate +
pyramidal +
Luc Brouillet +, John C. Semple +, Geraldine A. Allen +, Kenton L. Chambers +  and Scott D. Sundberg† +
(Willdenow) G. L. Nesom +
petiolate +  and subpetiolate +
1 cm10 mm <br />0.01 m <br /> (6 cm60 mm <br />0.06 m <br />) +
cuneate +  and attenuate +
indurate +
5mm;15mm +
Aster pilosus +
subpetiolate +  and subsessile +
1 cm10 mm <br />0.01 m <br /> (10 cm100 mm <br />0.1 m <br />) +
lance-oblong;linear-lanceolate +
reduced +
1mm;8mm +
rugulose +  and muricate +
spreading +, appressed +  and ascending +
mucronate +  and apiculate +
racemiform +  and secund +
barbellulate +  and barbellate +
long-rhizomatous +  and branched +
sessile +  and petiolate +
not 2-lipped +  and actinomorphic +
0.41 cm4.1 mm <br />0.0041 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
light yellow becoming reddish purple or brown +, bluish +, pinkish +  and white +
at maturity , more or less ampliate , tubes usually shorter +
0.3 cm3 mm <br />0.003 m <br /> (0.41 cm4.1 mm <br />0.0041 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
gray +  and whitish +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
strigillose +  and glabrous +
compressed +  and oblong-obovoid +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
fertile +  and bisexual +
fertile +  and bisexual +
B.C. +, N.B. +, N.S. +, Ont. +, Que. +, Ala. +, Ark. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, Maine +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Nebr. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Pa. +, S.C. +, S.Dak. +, Tenn. +, Va. +, Wis. +  and in Europe +
0–1000+ m +
strigillose +, hirsutulous +, glabrous +  and hirsute +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Open, often disturbed, dry to wet, sandy or rocky soils, prairies, old fields, sandy shores, bluffs and ridges, open deciduous woodlands, hammocks, roadsides +
disciform +  and radiate +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.51 cm5.1 mm <br />0.0051 m <br /> (0.65 cm6.5 mm <br />0.0065 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
campanulate;cylindro-campanulate +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.51 cm5.1 mm <br />0.0051 m <br />) +
0.75 cm7.5 mm <br />0.0075 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.17 cm1.7 mm <br />0.0017 m <br />) +
5.4mm;7.5mm +
2 (?) +  and 5 (?) +
0.8mm;1.3mm +
sessile +  and petiolate +
cauline +  and basal +
decurrent +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
reflexed;spreading;erect +
lanceolate +
petiolate +  and subpetiolate +
serrulate +, entire +  and crenate-serrate +
10mm;60mm +
obtuse +  and rounded +
5mm +  and 15mm +
2-carpellate +
persistent +
25 +  and 40 +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
hispid +  and glabrous +
0.5 cm5 mm <br />0.005 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Flowering Aug–Oct. +
spreading +  and appressed +
oblong-lanceolate +  and linear +
4 cm40 mm <br />0.04 m <br /> (10.2 cm102 mm <br />0.102 m <br />) +
styliferous +, neuter +  and pistillate +
bearing subulate enations +, hairy +  and bristly +
flat;slightly convex +
exalbuminous +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.1mm;0.2mm +
branched +  and simple +
ascending +  and erect +
1 +  and 5 +
appendaged +  and truncate +
papillate +  and smooth +
Aster ericoides var. pilosus +
Symphyotrichum pilosum var. pilosum +
Symphyotrichum pilosum +
variety +
funnelform-campanulate +  and cylindric +
ampliate +
120 cm1,200 mm <br />1.2 m <br /> (150 cm1,500 mm <br />1.5 m <br />) +
20 cm200 mm <br />0.2 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
tree +, shrub +  and subshrub +
lanceolate +  and lance-rhombic +