⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-72675, with some changes.
This name is a synonym of Symphyotrichum praealtum var. angustior (Wiegand) G.L.Nesom.
The record derives from TICA which reports it as a synonym (record 8D9DE805-DE3F-4EDB-A1F9-FFDCC8BE3706) with original publication details: Rhodora 35 24 1933.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:309751-2.