Hieracium allophyllum Omang (original description)
Hieracium ariglaucum Omang (original description)
Hieracium bathypogon Omang (original description)
Hieracium bjerkoense Dahlst. ex Omang (original description)
Hieracium callichroum Omang (original description)
Hieracium calliglaucum Omang (original description)
Hieracium canovillosum Omang (original description)
Hieracium crassocanum Omang (original description)
Hieracium crinellum Omang (original description)
Hieracium crocydograptum Omang (original description)
Hieracium dasychaetum Dahlst. ex Omang (original description)
Hieracium dialeptum Omang (original description)
Hieracium diasterodes Omang (original description)
Hieracium diffusatum Omang accepted as Pilosella dubia (L.) F.W.Schultz & Sch.Bip. (original description)
Hieracium epacmodon Omang (original description)
Hieracium eriosteptum Omang (original description)
Hieracium euparyphum Omang (original description)
Hieracium euscepanum Omang (original description)
Hieracium euthylepis Omang (original description)
Hieracium eutrichum Omang (original description)
Hieracium exasciatum Omang (original description)
Hieracium explanatifolium Omang (original description)
Hieracium habromorphum Omang (original description)
Hieracium hyalotrichum Omang (original description)
Hieracium hyperstenum Omang (original description)
Hieracium incanatum Omang (original description)
Hieracium incomptifolium Omang (original description)
Hieracium lachnaeilepium Omang (original description)
Hieracium latifrons Omang (original description)
Hieracium lecanocephalum Omang (original description)
Hieracium leiopsis Dahlst. ex Omang (original description)
Hieracium lepidolytes Omang (original description)
Hieracium lepteriodes Omang (original description)
Hieracium lythrodes Dahlst. ex Omang (original description)
Hieracium mitigatum Omang (original description)
Hieracium neuroclasium Omang (original description)
Hieracium nigrisetulum Omang (original description)
Hieracium notoscioides Omang (original description)
Hieracium obeliscoides Omang (original description)
Hieracium oppressatum Omang (original description)
Hieracium paraleucum Omang (original description)
Hieracium percnocephalum Omang (original description)
Hieracium percrenatum Omang (original description)
Hieracium perlanatum Omang (original description)
Hieracium pilocanum Omang (original description)
Hieracium polcileimon Omang (original description)
Hieracium poliobaptum Omang (original description)
Hieracium polytmetum Omang (original description)
Hieracium praecellans Omang (original description)
Hieracium pseudonosmoides f. psammogenes Omang (original description)
Hieracium rosulans Omang (original description)
Hieracium sciagraptum Omang (original description)
Hieracium separatidens Omang (original description)
Hieracium sericocephalum Omang (original description)
Hieracium sordescens Omang (original description)
Hieracium stereophyton Omang (original description)
Hieracium sympycnodes Omang (original description)
Hieracium uncinatum Omang (original description)
Hieracium vittatum Dahlst. ex Omang (original description)