Compositae Working Group (CWG) (2021). Global Compositae Database. Hymenopappus robustus Greene. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1213921 on 2024-05-19
original description(1882). Bull. Torrey Bot. Club 9 page(s): 63 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Bulletin of the Torrey Botanical Club 9(5): [Tropicos] [details] LSID urn:lsid:compositae.org:names:74866E3A-0895-440D-A919-FEB2F88F3685 [details]