Compositae Working Group (CWG) (2025). Global Compositae Database. Aster biennis Nutt.. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1192130 on 2025-04-23
original description(1818). The Genera of North American Plants. 2: Addit. page(s): 155 [details]
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Gen. N. Amer. Pl. 2 [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:278A5F79-4EB4-4D84-AB83-8E8DBDE7DBE4 [details] Status nom. illeg. nom. superfl. for A. canescens Pursh (Dec 1813); also a later homonym (non Ledeb. 1811); doubly illegitimate [details] Taxonomic remark Replacement name for Aster canescens Pursh [details] Taxonomy 14 Jul 1818 [details]