Centaurea davidovii Urum. accepted as Centaurea nervosa subsp. davidovii (Urum.) Hayek (original description)
Hieracium erythrocarpum subsp. petrohanicum Urum. & Zahn accepted as Hieracium transiens subsp. petrohanicum (Urum. & Zahn) Greuter (original description)
Hieracium harzianum Zahn (original description)
Hieracium incisum subsp. tephrochlorum Zahn accepted as Hieracium pallescens subsp. tephrochlorum (Zahn) Gottschl. (original description)
Hieracium murrianum subsp. suboreites Murr & Zahn accepted as Hieracium pallescens subsp. suboreites (Murr & Zahn) Greuter (original description)
Hieracium norrliniiforme Pohle & Zahn accepted as Pilosella norrliniiformis (Pohle ex Pohle & Zahn) Soják (original description)
Hieracium pohlei Zahn (original description)
Senecio liechtensteinensis Murr (original description)