Hieracium bifidum subsp. acidotoides (Dahlst.) Zahn accepted as Hieracium acidotoides (Dahlst.) Dahlst. (original description)
Hieracium bifidum subsp. acidotum (Dahlst.) Zahn accepted as Hieracium acidotum Dahlst. (original description)
Hieracium bifidum subsp. aggregatum (Backh.f.) Zahn accepted as Hieracium aggregatum Backh.f. (original description)
Hieracium bifidum subsp. albidulum (T.Durand & B.D.Jacks.) Zahn accepted as Hieracium albidulum T.Durand & B.D.Jacks. (original description)
Hieracium bifidum subsp. anguinum (W.R.Linton) Zahn accepted as Hieracium anguinum (W.R.Linton) Roffey (original description)
Hieracium bifidum subsp. caesionigrescens (Dahlst.) Zahn accepted as Hieracium caesionigrescens Dahlst. (original description)
Hieracium bifidum subsp. caesitiifolium (Norrl.) Zahn accepted as Hieracium caesitiifolium Norrl. (original description)
Hieracium bifidum subsp. christianiense Zahn accepted as Hieracium caesitium (Norrl.) Brenner (original description)
Hieracium bifidum subsp. cordigerum (Norrl.) Zahn accepted as Hieracium cordigerum (Norrl.) Dahlst. (original description)
Hieracium bifidum subsp. crebridens (F.N.Williams) Zahn accepted as Hieracium crebridens Dahlst. ex F.N.Williams (original description)
Hieracium bifidum subsp. crispans (H.Lindb.) Zahn accepted as Hieracium crispulum Norrl. (original description)
Hieracium bifidum subsp. cymbifolium (Purchas) Zahn accepted as Hieracium cymbifolium Purchas (original description)
Hieracium bifidum subsp. duriceps (F.Hanb.) Zahn accepted as Hieracium duriceps F.Hanb. (original description)
Hieracium bifidum subsp. halsicum (Dahlst.) Zahn accepted as Hieracium halsicum Dahlst. (original description)
Hieracium bifidum subsp. macropholidium (Dahlst.) Zahn accepted as Hieracium macropholidium (Dahlst.) Dahlst. (original description)
Hieracium bifidum subsp. merianum Zahn accepted as Hieracium bifidum subsp. subtenuiflorum (Zahn) Greuter (original description)
Hieracium bifidum subsp. moeanum (Lindeb.) Zahn accepted as Hieracium moeanum Lindeb. (original description)
Hieracium bifidum subsp. multifrons (Brenner) Zahn accepted as Hieracium multifrons Brenner (original description)
Hieracium bifidum subsp. nicaeanum Zahn accepted as Hieracium bifidum subsp. nicaeense Zahn (original description)
Hieracium bifidum subsp. oioënse (Dahlst.) Zahn accepted as Hieracium oioense (Dahlst.) Üksip ex Üksip (original description)
Hieracium bifidum subsp. oxyodus (W.R.Linton) Zahn accepted as Hieracium longilobum (Zahn) Roffey (original description)
Hieracium bifidum subsp. pendulum (Dahlst.) Zahn accepted as Hieracium pendulum (Dahlst.) Dahlst. (original description)
Hieracium bifidum subsp. perlepidum Zahn accepted as Hieracium bifidum subsp. lepidum (Arv.-Touv.) Zahn (original description)
Hieracium bifidum subsp. phalarograptum Zahn accepted as Hieracium phalarograptum (Zahn) Dahlst. (original description)
Hieracium bifidum subsp. pinnigerum (Omang) Zahn accepted as Hieracium pinnigerum Omang (original description)
Hieracium bifidum subsp. prolixum (Norrl.) Zahn accepted as Hieracium bifidum subsp. submaculosum (Dahlst.) Zahn (original description)
Hieracium bifidum subsp. semiprolixum (Dahlst.) Zahn accepted as Hieracium semiprolixum Dahlst. (original description)
Hieracium bifidum subsp. subcaesiiceps Zahn accepted as Hieracium bifidum subsp. obscurisquamum (Zahn) Greuter (original description)
Hieracium bifidum subsp. subcyaneum (W.R.Linton) Zahn accepted as Hieracium subcyaneum (W.R.Linton) Pugsley (original description)
Hieracium bifidum subsp. subincisiforme Zahn accepted as Hieracium bifidum subsp. subcanescentiforme Käser (original description)
Hieracium bifidum subsp. sublividum (Dahlst.) Zahn accepted as Hieracium sublividum (Dahlst.) Johanss. (original description)
Hieracium bifidum subsp. subprasinescens Zahn accepted as Hieracium bifidum subsp. prasinescens Zahn (original description)
Hieracium bifidum subsp. subtenue (W.R.Linton) Zahn accepted as Hieracium subtenue (W.R.Linton) Roffey (original description)
Hieracium bifidum subsp. tricolorans Zahn accepted as Hieracium tricolorans (Zahn) Pugsley (original description)
Hieracium bifidum subsp. virelliceps (Norrl.) Zahn accepted as Hieracium virelliceps Norrl. (original description)
Hieracium caesium subsp. caesiomurorum (Lindeb.) Zahn (original description)
Hieracium caesium subsp. farinisquamum Zahn (original description)
Hieracium caesium subsp. idrianum Zahn (original description)
Hieracium caesium subsp. primieroense (Benz & Zahn) Zahn (original description)
Hieracium diaphanoides subsp. deductiforme Zahn (original description)
Hieracium diaphanoides subsp. leptogrammum (Dahlst.) Zahn (original description)
Hieracium diaphanoides subsp. pluribracteolatum Zahn (original description)
Hieracium diaphanoides subsp. pseudumbrosum Zahn (original description)
Hieracium incisum subsp. ciliatifrons Zahn accepted as Hieracium pallescens subsp. ciliatifolium (Zahn) Gottschl. (original description)
Hieracium incisum subsp. hugueninianum (Briq.) Zahn accepted as Hieracium pallescens subsp. muroriforme (Zahn) Gottschl. (original description)
Hieracium incisum subsp. knautiifolium (Arv.-Touv.) Zahn accepted as Hieracium valoddae subsp. knautiifolium (Arv.-Touv.) Gottschl. (original description)
Hieracium incisum subsp. maledictum (Zahn) Zahn accepted as Hieracium pallescens subsp. maledictum (Zahn) Greuter (original description)
Hieracium incisum subsp. neilreichii (Beck) Zahn accepted as Hieracium pallescens subsp. neilreichii (Beck) Greuter (original description)
Hieracium incisum subsp. pallescens (Waldst. & Kit.) Zahn accepted as Hieracium pallescens Waldst. & Kit. (original description)
Hieracium incisum subsp. ranisavae (Rohlena & Zahn) Zahn accepted as Hieracium pallescens subsp. ranisavae (Rohlena & Zahn) Greuter (original description)
Hieracium incisum subsp. spathodontum (Arv.-Touv.) Zahn accepted as Hieracium pallescens subsp. spathodontum (Arv.-Touv.) Greuter (original description)
Hieracium incisum subsp. sprecheri Zahn accepted as Hieracium pallescens subsp. jugicola (Zahn) Greuter (original description)
Hieracium incisum subsp. suboreites (Murr & Zahn) Zahn accepted as Hieracium pallescens subsp. suboreites (Murr & Zahn) Greuter (original description)
Hieracium incisum subsp. visocicense (Degen & Zahn) Zahn accepted as Hieracium pallescens subsp. visocicense (Degen & Zahn) Greuter (original description)
Hieracium lansicum subsp. reboudianum (Arv.-Touv.) Zahn accepted as Hieracium lanseanum subsp. reboudianum (Arv.-Touv.) Greuter (original description)
Hieracium lansicum subsp. ventenatii (Arv.-Touv.) Zahn (original description)
Hieracium leiopogon subsp. chabertianum (Arv.-Touv.) Zahn (original description)
Hieracium leiopogon subsp. flahaultianum (Arv.-Touv. & Gaut.) Zahn (original description)
Hieracium leiopogon subsp. gariodianum (Arv.-Touv.) Zahn (original description)
Hieracium maculatum subsp. approximatum (Jord.) Zahn (original description)
Hieracium maculatum subsp. arenarium (Sch.Bip.) Zahn (original description)
Hieracium maculatum subsp. arrectarium (Boreau) Zahn accepted as Hieracium maculatum subsp. arrectariicaule (Sudre) Greuter (original description)
Hieracium maculatum subsp. asperatum (Boreau) Zahn accepted as Hieracium lachenalii subsp. aspernatum (Boreau) Zahn (original description)
Hieracium maculatum subsp. candelanum (Arv.-Touv.) Zahn (original description)
Hieracium maculatum subsp. celsicaule Zahn (original description)
Hieracium maculatum subsp. commixtum (Jord.) Zahn (original description)
Hieracium maculatum subsp. cretaceum (Sudre) Zahn (original description)
Hieracium maculatum subsp. cruentum (Jord.) Zahn (original description)
Hieracium maculatum subsp. divisum (Jord.) Zahn (original description)
Hieracium maculatum subsp. fictum (Boreau) Zahn (original description)
Hieracium maculatum subsp. laceratum (Boreau) Zahn accepted as Hieracium maculatum subsp. laevifrons (Sudre) Greuter (original description)
Hieracium maculatum subsp. lecoquianum (Lamotte) Zahn (original description)
Hieracium maculatum subsp. leptodermum Zahn (original description)
Hieracium maculatum subsp. martrinii (Arv.-Touv.) Zahn (original description)
Hieracium maculatum subsp. naevuliferum (Boreau) Zahn (original description)
Hieracium maculatum subsp. onosmotrichum (Zahn) Zahn (original description)
Hieracium maculatum subsp. pilatense (Boreau) Zahn (original description)
Hieracium maculatum subsp. platybasis Zahn (original description)
Hieracium maculatum subsp. pollichiae (Sch.Bip.) Zahn (original description)
Hieracium maculatum subsp. schistogenes (Sudre) Zahn (original description)
Hieracium maculatum subsp. sparsinaevulum Zahn accepted as Hieracium maculatum subsp. ausserdorferi (Oborny) Greuter (original description)
Hieracium maculatum subsp. subtenuiflorum (Zahn) Zahn (original description)
Hieracium maculatum subsp. subtortifolium Zahn (original description)
Hieracium maculatum subsp. tinctum (Boreau) Zahn (original description)
Hieracium maculatum subsp. watsonii (Sudre) Zahn (original description)
Hieracium murorum subsp. altipes Zahn accepted as Hieracium altipes (Zahn) Dahlst. (original description)
Hieracium murorum subsp. anfractiforme Zahn accepted as Hieracium anfractifolium Dahlst. ex Johanss. (original description)
Hieracium murorum subsp. aquiliforme (Dahlst.) Zahn accepted as Hieracium aquiliforme (Dahlst.) Dahlst. (original description)
Hieracium murorum subsp. belonodontum (Dahlst.) Zahn accepted as Hieracium belonodontum (Dahlst.) Omang (original description)
Hieracium murorum subsp. cajanderi (Norrl.) Zahn accepted as Hieracium cajanderi Norrl. (original description)
Hieracium murorum subsp. candelabrae (W.R.Linton) Zahn accepted as Hieracium candelabrae W.R.Linton (original description)
Hieracium murorum subsp. canipes (Dahlst.) Zahn accepted as Hieracium canipes Dahlst. (original description)
Hieracium murorum subsp. chlorolomum Zahn accepted as Hieracium chlorolomiceps T.Tyler (original description)
Hieracium murorum subsp. chloromaurum (Johanss.) Zahn accepted as Hieracium chloromaurum Johanss. (original description)
Hieracium murorum subsp. chloroprasinoides Zahn accepted as Hieracium murorum subsp. chloroprasinum Zahn (original description)
Hieracium murorum subsp. constans (Omang) Zahn accepted as Hieracium constans Omang (original description)
Hieracium murorum subsp. cuspidellum (Pohle & Zahn) Zahn accepted as Hieracium cuspidellum (Pohle & Zahn) Üksip ex Üksip (original description)
Hieracium murorum subsp. distractum (Norrl.) Zahn accepted as Hieracium patale Norrl. (original description)
Hieracium murorum subsp. erysibodes (Dahlst.) Zahn accepted as Hieracium erysibodes Dahlst. (original description)
Hieracium murorum subsp. fenno-orbicans (Norrl.) Zahn accepted as Hieracium distendens Brenner (original description)