Eurybia sect. Calliastrum (Torr. & A.Gray) G.L.Nesom (original description)
Eurybia sect. Chapmaniani (Semple) G.L.Nesom accepted as Symphyotrichum subg. Chapmaniani (Semple) Semple (original description)
Eurybia sect. Eryngiifolii (Alexander) G.L.Nesom (original description)
Eurybia sect. Herrickia accepted as Herrickia Wooton & Standl. (original description)
Eurybia sect. Integrifoliae G.L.Nesom (original description)
Eurybia subg. Heleastrum (DC.) G.L.Nesom (original description)
Eurybia subsect. Radulini (Rydb.) G.L.Nesom (original description)
Symphyotrichum ×gravesii G.L.Nesom (original description)
Symphyotrichum oolentangiense var. oolentangiense (Riddell) G.L.Nesom accepted as Symphyotrichum oolentangiense (Riddell) G.L.Nesom (original description)