Compositae Working Group (CWG) (2025). Global Compositae Database. Chaenactis thompsonii Cronquist. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1103191 on 2025-04-17
original description(1955). Univ. Wash. Publ. Biol. 17 page(s): 123 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Vasc. Pl. Pacific NorthW. [C.L. Hitchcock & al.] 5 [IPNI] Vascular Plants of the Pacific Northwest 5: [Tropicos] [details] LSID urn:lsid:compositae.org:names:BCF67F90-5486-4F83-AC04-A1094525A8CC [details]