Compositae Working Group (CWG) (2025). Global Compositae Database. Psacalium holwayanum (B.L.Rob.) Rydb.. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1086264 on 2025-09-12
original descriptionRydberg, P.A. (1924). Some Senecioid genera. I. <em>Bull. Torrey Bot. Club.</em> 51, 369-378. page(s): 372 [details]
original description(ofCacalia holwayana B.L.Rob.)Robinson, B.L. (1908 (1907)). New or otherwise noteworthy Spermatophytes, chiefly from Mexico. <em>Proc. Amer. Acad. Arts.</em> 43: 21-48. page(s): 45 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (B. L. Rob.) Rydb. [CONABIO] Rydb. [IPNI] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Psacalium holwayanum (B. L. Rob.) Rydb. [CONABIO] Psacalium holwayanum Rydb. [IPNI] [details] LSID urn:lsid:compositae.org:names:457D726D-F3F7-47E6-974B-1A28DFD92A26 [details]