Solidago bicolor L. - Silverrod


 

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Solidago bicolor - (image 1 of 5)

 

Taxonomy

Family: Asteraceae

Habitat

Dry woods and open, rocky areas.

Associates

 

 Distribution

Nova Scotia and Quebec to WI, south to GA and LA.

Morphology

Herbaceous perennial to 1 m from a branching caudex; typically hirsute throughout. Leaves basally disposed, broadly oblanceolate to obovate or elliptic, toothed or entire, to 6 cm wide and 20 cm long. Inflorescence narrow and elongate with leafy bracts below; rays 7-14, white or whitish; involucres 3-5 mm, the bracts obtuse or rounded, whitish or light stramineous and generally with a light green tip. Achenes smooth.

Notes

Flowers late July to October

Wetland indicator: Upland

A similar species with yellow flowers, S. hispida Muhl., has been noted for the Chicago region and can form hybrids with S. bicolor

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 2010