⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50049147, with some changes.
This name is a synonym of Aster biennis (Lindl. ex DC.) Ledeb. ex Franch..
The record derives from Tropicos which reports it as a synonym (record 50049147) with original publication details: Fl. Ross. 2: 483 483 1844.