It has since expanded its distribution to throughout the Eastern United States and into central and western Canada.

[7] Prairie sunflowers are commonly found growing in sandy areas.

The leaves are alternate, have a lanceolate shape, are rough in texture, are bluish-green in color, and have a length between 2 and 5 in.

[2][9] Helianthus petiolaris has flower heads reminiscent of those of a common sunflower, H. annuus.

[11] Powdered leaves of the prairie sunflower are said to work well with the healing of sores and swellings.