Taxonomy Hieracium cinereum Howell, non Doell [details]
Compositae Working Group (CWG) (2024). Global Compositae Database. Hieracium cineritium A.Nelson & J.F.Macbr.. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1119864 on 2025-03-10