Solidago gigantea - (image 1 of 3)
Taxonomy
Family: Asteraceae
Habitat
Moist open places, including shaded floodplains, near stream and ponds, moist prairies, and fens.
Associates
Distribution
Nova Scotia and Quebec west to British Columbia, south GA to NM.
Morphology
Herbaceous perennial to 2 m high. Leaves tri-nerved, lowest leaves about the same size as the lower, abruptly reduced and bracteate in the inflorescence, not leafy in axils, subtending leaves not exceeding the inflorescence. Heads in terminal panicles. Flowers bright yellow; involucres 2-3 mm, stem nearly or quite glabrous below the inflorescence.
Notes
Flowers August to September
Wetland indicator: Facultative Wetland
Very much like S. canadensis but mostly glabrous below the inflorescence. Also called Smooth Goldenrod or Late Goldenrod, it is synonymous with S. serotina.
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
Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.
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Michael Hough © 2009 |