Taxonomy Dahlst. in Svensk. Vet.-Akad. Handl., 23(15): 53 (1893)
Taxonomy Dahlst. in Svensk. Vet.-Akad. Handl., 23(15): 53 (1893) [details]
Compositae Working Group (CWG) (2024). Global Compositae Database. Hieracium excelsius Norrl.. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1133257 on 2025-03-22