''Solidago patula'', the roundleaf goldenrod or rough-leaved goldenrod, is a species of goldenrod found in

wetland A wetland is a distinct ecosystem that is flooded or saturated by water, either permanently (for years or decades) or seasonally (for weeks or months). Flooding results in oxygen-free (anoxic) processes prevailing, especially in the soils. The ...

s, especially swamps, fens, and sedge meadows. It is native to most of the eastern United States, as far west as

Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...

and

Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...

.35. Solidago patula Muhlenberg ex Willdenow

Flora of North America The ''Flora of North America North of Mexico'' (usually referred to as ''FNA'') is a multivolume work describing the native plants and naturalized plants of North America, including the United States, Canada, St. Pierre and Miquelon, and Greenla ...

It is a perennial herb. There are two subspecies.

Galls

This species is host to the following insect induced gall: * ''

Asphondylia pumila ''Asphondylia'' is a cosmopolitan genus of gall midges in the family Cecidomyiidae. All species in this genus induce galls on plants, especially on flowers and flower buds. There are over 300 described species in ''Asphondylia'', with many mor ...

'' Plakidas, 2016 (spring and summer generation)
external link to gallformers

References

patula Flora of the Eastern United States Taxa named by Carl Ludwig Willdenow {{Solidago-stub