Compositae Working Group (CWG) (2025). Global Compositae Database. Donia squarrosa Pursh. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1205641 on 2025-09-13
original description(1813). Fl. Amer. Sept. (Pursh) 2 page(s): 559 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Fl. Amer. Sept. 2 [Govaerts World Compositae Checklist A-G] Flora Americae Septentrionalis; or, . . . 2: [Tropicos] Pursh. 1814. [Euro+Med] [details] LSID urn:lsid:compositae.org:names:03FE4C72-C1BA-4C38-BB60-D34795A00A03 [details] Taxonomy Dec 1813 [details] Type material 17 Aug 1804, 40, Meriwether Lewis, lectotype PH-LC 101 101 [details]