Compositae Working Group (CWG) (2025). Global Compositae Database. Porophyllum angustissimum Gardner. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1105479 on 2026-05-15
subsequent type designationCarneiro, C. R.; Ritter, M. R. (2016). Lectotypifications in Brazilian Porophyllum (Asteraceae: Tageteae). <em>Phytotaxa.</em> 278(1)., available online athttps://doi.org/10.11646/phytotaxa.278.1.7[details] Available for editors
Present Inaccurate Introduced: alien Containing type locality
Isolectotype K K895326, geounit Brazil [details]Lectotype K K895327, geounit Brazil [details]
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record London J. Bot. 7: 410 (1848) [Flora del Conosur] London Journal of Botany 7: [Tropicos] [details] LSID urn:lsid:compositae.org:names:1B4519AF-CEF1-4B3A-8DCD-B1F90D7B8924 [details]