Solidago puberula Nutt. - Downy Goldenrod


 

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Solidago puberula - (image 1 of 5)

 

Taxonomy

Family: Asteraceae

Habitat

Open places, mostly on acidic sandy soil or rocks.

Associates

 

 Distribution

Nova Scotia and southern Quebec, south through coastal and Appalachian states to FL and LA.

Morphology

Herbaceous perennial from a branched caudex; stems 20-100 cm, minutely spreading pubescent, or glabrate below; leaves basally disposed, the larger ones broadly oblanceolate to elliptic or obovate, serrate, obtuse or acute; cauline leaves smaller, lance-elliptic to lance-linear, entire; inflorescence thrysoid, dense, often leaf-bracteate, with stiffly ascending branches or unbranched in small plants; heads not secund on the branches; involucres 3-5 mm; involucral bracts narrow, 0.5 mm wide or less near the middle, with a slender, acuminate and more or less subulate tip; rays 9-16; disk flowers (8-)10-18.

Notes

Flowers late July to September

Wetland indicator: FACU

Differs from similar species by having narrow involucral bracts (0.5 mm or less wide at the middle) that taper gradually to a slender acuminate or subulate tip and finely pubescent stems below the inflorescence.

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