Compositae Working Group (CWG) (2025). Global Compositae Database. Hymenopappus petaloideus Rydb.. Accessed at: https://compositae.org/gcd/aphia.php?p=taxdetails&id=1138054 on 2025-03-26
original description(1914). N. Amer. Fl. 34(1) page(s): 54 [details]
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record North American Flora 34(1): [Tropicos] [details] LSID urn:lsid:compositae.org:names:CBFE68B7-7FCA-4378-88A6-A8B9232819B3 [details] Taxonomy 31 Dec 1914 [details]