Hieracium anacraspedum Rehmann (original description)
Hieracium anisocephalum Rehmann (original description)
Hieracium anthelaephilum Rehmann (original description)
Hieracium approximatum Rehmann (original description)
Hieracium atrocladum Rehmann (original description)
Hieracium brachyacron Rehmann (original description)
Hieracium calomelanum Rehmann (original description)
Hieracium chloropoides Rehmann (original description)
Hieracium ciliiferum Rehmann (original description)
Hieracium diluviale Rehmann (original description)
Hieracium dublanense Rehmann (original description)
Hieracium dybowskianum Rehmann (original description)
Hieracium elatius Rehmann (original description)
Hieracium erythromnoum Rehmann (original description)
Hieracium erythrotrichum Rehmann (original description)
Hieracium firmipes Rehmann (original description)
Hieracium fistulosum Rehmann (original description)
Hieracium flagellare subsp. glaucochlorum Rehmann (original description)
Hieracium flavicaule Rehmann (original description)
Hieracium flaviforme Rehmann (original description)
Hieracium glaucochlorum Rehmann (original description)
Hieracium hankae Rehmann (original description)
Hieracium helobium Rehmann (original description)
Hieracium holoskense Rehmann (original description)
Hieracium ischnophyllum Rehmann (original description)
Hieracium kloeber Rehmann (original description)
Hieracium lagarophyllum Rehmann (original description)
Hieracium lagarophyton Rehmann (original description)
Hieracium leucocheilos Rehmann (original description)
Hieracium lipnickianum Rehmann (original description)
Hieracium macroglossum Rehmann (original description)
Hieracium melanocalathium Rehmann (original description)
Hieracium melanophilum Rehmann (original description)
Hieracium mickiewiczi Rehmann (original description)
Hieracium muranense Renm. (original description)
Hieracium nanocollinum Rehm (original description)
Hieracium nematoclados Rehmann (original description)
Hieracium niankoviense Rehmann (original description)
Hieracium nigribracteum Rehmann (original description)
Hieracium nivipilum Rehmann (original description)
Hieracium pantepsilon Rehmann (original description)
Hieracium pictisquamum Rehmann (original description)
Hieracium piliperdum Rehmann (original description)
Hieracium pinetorum Rehmann (original description)
Hieracium plicatoacuminatum Rehmann (original description)
Hieracium polysarcon Rehmann (original description)
Hieracium pseudogracile Rehmann (original description)
Hieracium rubristylum Rehmann (original description)
Hieracium semiplanum Rehmann (original description)
Hieracium seteheriforme Rehmann (original description)
Hieracium tenuissimum Rehmann (original description)
Hieracium theionanthum Rehmann (original description)
Hieracium trichoderma Rehmann (original description)
Hieracium wulkense Rehmann (original description)
Senecio heimerlii Muellner (original description)