Solidago squarrosa
Solidago squarrosa, commonly known as stout goldenrod, is a North American species of goldenrod in the family Asteraceae. It is native to Canada and the eastern United States.
Solidago squarrosa is a perennial herb up to 150 cm tall, with a branching underground caudex. Leaves are egg-shaped, up to 20 cm long near the base of the plant, shorter higher up the stem. One plant can produce as many as 200 small yellow flower heads in a narrow, elongate array at the top of the plant.