Compositae Working Group (CWG) (2021). Global Compositae Database. Erigeron squarrosus Lindl.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1175810 on 2024-05-01
original description(1841). Edwards's Bot. Reg. 27(Misc.) page(s): 44 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Edwards's Botanical Register 27: [Tropicos] [details] LSID urn:lsid:compositae.org:names:782FBC6C-C176-47D4-96B4-372D20B6789E [details]