Helianthus mollis  ashy sunflower  Asteraceae HEMO*; R (DeCandido 2001);

 

Helianthus mollis.Larry Allain @ USDA-NRCS PLANTS Database

Helianthus mollis.© Larry Allain @ USDA-NRCS PLANTS Database. (Accessed 4/2014).

Helianthus mollis is a perennial herb, stems 0.5-1 m tall, densely gray-hairy, usually colonial from thick rhizomes. 

Leaves opposite, the upper sometimes alternate, stalkless, blade 6-15 cm long, 2-6 cm wide, broadly lance- to nearly heart-shaped, base slightly lobed, gray- rough above, gray-hairy below, base 3-veined, margin finely toothed to smooth. 

Flowers yellow, rays 16-35, 1.5-3.5 cm long, not fertile, disk yellow, 2-3 cm wide, basal bracts densely white-hairy, narrow, loose, spreading; blooming July-Sept. 

Fruit dry, 1seeded. 

Wetland status: UPL. 

Frequency in NYC: Very infrequent. 

Origin: Midwestern US. 

Habitat: Dry, open habitats.