Compositae Working Group (CWG) (2025). Global Compositae Database. Helichrysum difficile Hilliard. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1095161 on 2025-03-27
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Notes from the Royal Botanic Garden, Edinburgh 40(2): [Tropicos] Notes Roy. Bot. Gard. Edinburgh, 40(2): 253 (1982) [African Plant Database] [details] LSID urn:lsid:compositae.org:names:60F45A7F-4EC1-46AD-A7E9-605F7645B8F8 [details] Taxonomy ori:FSA-FTA [details]