Solidago uliginosa swamp goldenrod Asteraceae SOUL; Q; R;

 

Solidago uliginosa.Dan mullen.www.inaturalist.org

Solidago uliginosa.Dan mullen.www.inaturalist.org (Accessed 4/2014).

Solidago uliginosa is a perennial herb to 1.5 m tall from a branched root crown, stems smooth, except for finely hairy inflorescence stems. 

Leaves alternate, mostly toward base, larger ones elliptic to widest above middle, to 35 x 6 cm, (including stalk) much reduced upwards on stem, rather sparse, blade smooth, not very veiny, margin often toothed, upper leaves toothless, base tapering to elongate, narrowly winged stalk, base of stalk clasping stem. 

Flowers yellow, of two types in small heads, rays 1-8, disk flowers 4-8, bracteate base of flower heads to 0.5 cm tall; inflorescence longer than wide, branched, flowers often along one side of branches; blooms Aug.-Oct. Fruit dry achenes, plumed, wind dispersed. 

Wetland status: OBL. 

Frequency in NYC: Very infrequent. 

Origin: native. 

Habitat: Bogs and swamps.