Compositae Working Group (CWG) (2025). Global Compositae Database. Tridax purpusii Brandegee. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1137658 on 2025-09-12
original description(1912). Univ. Calif. Publ. Bot. 4 page(s): 388 [details]
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record University of California Publications in Botany 4(19): [Tropicos] [details] LSID urn:lsid:compositae.org:names:DCA526AB-24DE-438B-96BC-A59350F17D7A [details]