Solidago houghtonii Torr. & A.Gray
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Asteraceae
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Scientific Name
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Description
Species Description - Slender perennial from a caudex, 2–5 dm, rough-puberulent in the infl, otherwise glabrous except for the scabro-ciliolate lf-margins; lvs basally disposed, tending to be weakly triple-nerved and often conduplicate, the larger ones linear-oblanceolate to linear, to 20 × 2 cm, the cauline few, 7–15 below the infl; infl corymbiform, its heads crowded, relatively few, mostly less than 50; invol 5.5–8 mm, its bracts firm, blunt, scarcely striate; rays ca 6 and disk-fls ca 13; achenes glabrous, 3–5-angled, the angles weakly nerved; many of the pappus-bristles slightly clavate and subplumose; 2n=54. Swamps and moist beaches, often in moist sandy swales behind the dunes; Genesee Co., N.Y., and along the shores of the n. parts of Lake Michigan and Huron, rarely inland in ne. Mich.
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Common Names
Great Lakes goldenrod