Photo: Solidago ptarmicoides 1.
Botanical name:
Flowering plants. Botanical garden Kaisaniemi, Helsinki, Finland. Planted. 2006-08-08.
Solidago ptarmicoides (Torr. & A. Gray) B. Boivin
Engl.: prairie goldenrod, white aster, white upland aster.
Bot. syn.: Aster ptarmicoides (Nees) Torr. & Gray, Inula alba Nutt., Oligoneuron album (Nutt.) Nesom, Solidago ptarmicoides (Nees) Boivin