Synonyms: Hieracium adriaticiforme pseudostolonosum; Hieracium hybridiforme (heterotypic); Hieracium hybridiforme gimmeldingense; Hieracium hybridiforme hybridiforme; Hieracium hybridiforme leucense (heterotypic); Hieracium hybridiforme naxense (heterotypic); Hieracium hybridiforme peleterianoides; Hieracium hybridiforme pseudostolonosum; Hieracium hybridum naxense (heterotypic); Hieracium hybridum pseudostolonosum; Hieracium leucense (heterotypic); Hieracium promeces (homotypic); Pilosella hybridiformis (heterotypic)