Synonyms: Hieracium acrochlorum (heterotypic); Hieracium apatelium trichotum; Hieracium buekii (heterotypic); Hieracium casparyanum (heterotypic); Hieracium chloropoides; Hieracium duplex; Hieracium flagellare grex; Hieracium gnaphalium (heterotypic); Hieracium guttenfeldense (heterotypic); Hieracium lipnickianum (heterotypic); Hieracium macroglossum (heterotypic); Hieracium mohrungenense (heterotypic); Hieracium moscoviticum; Hieracium pilicaule; Hieracium prussicum (homotypic); Hieracium prussicum acrochlorum (heterotypic); Hieracium prussicum casparyanum (heterotypic); Hieracium prussicum gnaphalium (heterotypic); Hieracium prussicum guttenfeldense (heterotypic); Hieracium prussicum kuekenthalii (homotypic); Hieracium prussicum latipes; Hieracium prussicum lipnickianum (heterotypic); Hieracium prussicum macroglossoides (heterotypic); Hieracium prussicum macroglossum (heterotypic); Hieracium prussicum mohrungenense (heterotypic); Hieracium prussicum neersenense; Hieracium prussicum pilicaule (homotypic); Hieracium prussicum prussicum; Hieracium prussicum scharlokianum; Hieracium prussicum semiflagellare; Hieracium prussicum smeringophyllum; Hieracium prussicum strabergense; Hieracium prussicum strehlenense; Hieracium prussicum substenocephaloides; Hieracium prussicum tegernheimense; Hieracium prussicum tephrantheloides (heterotypic); Hieracium prussicum trichotum; Hieracium prussicum wahnense; Hieracium tephrantheloides (heterotypic); Pilosella duplex; Pilosella friesii (heterotypic); Pilosella prussica eisbergensis; Pilosella prussica elatior; Pilosella prussica prussica; Pilosella prussica scharlokiana