Solidago squarrosa - (image 1 of 4)
Taxonomy
Family: Asteraceae
Habitat
Rocky woods and openings.
Associates
Distribution
New Brunswick to southern Ontario, south to OH, southern IN, and in mountains to NC.
Morphology
Herbaceous perennial from a branched caudex; stems 30-150 cm, more or less glabrous below the inflorescence and rough-puberulent in the inflorescence; leaves basally disposed, glabrous throughout or somewhat scabrous above, the largest ones tapering or abruptly contracted to a long petiole, the blade broadly oblanceolate to obovate, elliptic of elliptic-ovate, sharply serrate, to 20 cm long; inflorescence narrow and elongate, leafy-bracteate at least near the base; involucres 5-9 mm; involucral bracts firm, at the least the outer ones with squarrose herbaceous tips; rays 10-17, 3.5-5 mm; disk flowers mostly 13-24; achenes glabrous, 3-3.5 mm.
Notes
Flowers August to September
Wetland indicator: NA
Easily distinguished from other Solidago spp. with basally disposed leaves and narrow, elongate terminal inflorescences by the squarrose-tipped bracts of the heads.
References
Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of
Northeastern United States
and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY
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Michael Hough © 2018 |