Solidago canadensis var. hargeri

Fernald

Rhodora 17: 11. 1915.

Common names: Harger’s goldenrod
Endemic
Treatment appears in FNA Volume 20. Treatment on page 152. Mentioned on page 151.
Revision as of 20:40, 29 July 2020 by imported>Volume Importer
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Mid to proximal stems moderately hairy. Rays florets 5–10 (–13), averaging ca. 9.2n = 18.


Phenology: Flowering Aug–Oct.
Habitat: Old fields, pastures, disturbed grounds, roadsides
Elevation: 0–500 m

Distribution

V20-327-distribution-map.gif

Ont., Conn., Ill., Ind., Iowa, Ky., Md., Mass., Mich., Minn., Nebr., N.H., N.Y., N.Dak., Ohio, Pa., R.I., S.Dak., Vt., Va., W.Va., Wis.

Discussion

Variety hargeri is uncommon in more mesic locations in eastern North Dakota, South Dakota, and Nebraska. The more hairy-stemmed race of the species, it is more common in the southern and western portion of its range, where it can completely replace var. canadensis. It can be very similar to diploids of Solidago altissima subsp. gilvocanescens, which normally have thicker, sparsely toothed to entire distal cauline leaves. Reports from other more southern and western states are likely based on plants of S. altissima.

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
3-nerved +  and sessile +
distinct +
50mm;190mm +
acuminate;ovatelanceolate;tapering +
subequal +
scarious +
5mm +  and 30mm +
usually triangular +  and linear +
usually deltate +  and lanceolate +
pyramidal-paniculiform +  and secund +
indeterminate +  and determinate +
cone--shaped +
John C. Semple +  and Rachel E. Cook +
Fernald +
3-nerved +  and sessile +
not persisting +
5 cm50 mm <br />0.05 m <br /> (19 cm190 mm <br />0.19 m <br />) +
acuminate +, ovatelanceolate +  and tapering +
5mm;30mm +
Triplinerviae +
3-nerved +  and sessile +
5 cm50 mm <br />0.05 m <br /> (19 cm190 mm <br />0.19 m <br />) +
acuminate;ovatelanceolate;tapering +
0.5 cm5 mm <br />0.005 m <br /> (3 cm30 mm <br />0.03 m <br />) +
rugulose +  and muricate +
linear-triangular +
secund +, leafy +  and thyrsiform-paniculiform +
cone--shaped +
Harger’s goldenrod +
not 2-lipped +  and actinomorphic +
0.28 cm2.8 mm <br />0.0028 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
yellow +  and white +
ampliate +
0.22 cm2.2 mm <br />0.0022 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
compressed +, narrowly obconic +  and cylindric +
fertile +  and bisexual +
fertile +  and bisexual +
Ont. +, Conn. +, Ill. +, Ind. +, Iowa +, Ky. +, Md. +, Mass. +, Mich. +, Minn. +, Nebr. +, N.H. +, N.Y. +, N.Dak. +, Ohio +, Pa. +, R.I. +, S.Dak. +, Vt. +, Va. +, W.Va. +  and Wis. +
0–500 m +
3-nerved +  and sessile +
resinous +
5 cm50 mm <br />0.05 m <br /> (19 cm190 mm <br />0.19 m <br />) +
acuminate;ovatelanceolate;tapering +
5mm;30mm +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Old fields, pastures, disturbed grounds, roadsides +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
linear-lanceolate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
campanulate +
0.17 cm1.7 mm <br />0.0017 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
0.17 cm1.7 mm <br />0.0017 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
0.5mm;1.5mm +
0.15mm;0.3mm +
5 cm50 mm <br />0.05 m <br /> (12 cm120 mm <br />0.12 m <br />) +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
cauline +, proximal +  and mid +
largest +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
erect;spreading +
triangular +  and narrowly lanceolate +
scabrous +, glabrous +  and hairy +
scabrous +, glabrous +  and hairy +
3-nerved +  and sessile +
entire +, serrulate +  and serrate +
5 cm50 mm <br />0.05 m <br /> (19 cm190 mm <br />0.19 m <br />) +
acuminate +, ovatelanceolate +  and tapering +
5mm +  and 30mm +
linear-lanceolate +  and oblong or ovate +
unequal +  and rarely subequal +
2-carpellate +
persistent +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.34 cm3.4 mm <br />0.0034 m <br />) +
not persisting +
Flowering Aug–Oct. +
stipitate-glandular +
acute +  and obtuse +
ovate-oblanceolate +
bearing subulate enations +, hairy +  and bristly +
strigillose +  and glabrous +
8 +  and 10 +
exalbuminous +
1 +  and 20 +
appendaged +  and truncate +
papillate +  and smooth +
Aster canadensis +
Solidago canadensis var. hargeri +
Solidago canadensis +
variety +
not persisting +
100 cm1,000 mm <br />1 m <br /> (200 cm2,000 mm <br />2 m <br />) +
5 cm50 mm <br />0.05 m <br /> (100 cm1,000 mm <br />1 m <br />) +
150 cm1,500 mm <br />1.5 m <br /> (200 cm2,000 mm <br />2 m <br />) +