Hieracium acanthodontoides Arv.-Touv. & Belli (original description)
Hieracium asperum Arv.-Touv. & Belli accepted as Hieracium taurinense subsp. taurinorum (Zahn) Zahn (original description)
Hieracium ferrarianum Belli accepted as Hieracium dentatum subsp. crispulifolium (Arv.-Touv.) Nägeli & Peter (original description)
Hieracium gibellianum Arv.-Touv. & Belli (original description)
Hieracium gortanianum Arv.-Touv. & Belli accepted as Hieracium tephropogon subsp. gortanianum (Arv.-Touv. & Belli) Gottschl. (original description)
Hieracium mairanum Belli accepted as Hieracium melanops subsp. mairanum (Belli) Greuter (original description)
Hieracium mattiroloanum Arv.-Touv. & Belli (original description)
Hieracium michelianum Arv.-Touv. & Belli (original description)
Hieracium pictiforme Belli & Arv.-Touv. accepted as Hieracium pellitum subsp. pictifolium Zahn (original description)
Hieracium portanum Belli (original description)
Hieracium profetanum Belli (original description)
Hieracium rigoanum Arv.-Touv. & Belli (original description)
Hieracium sarracenicum Arv.-Touv. & Belli accepted as Hieracium taurinense subsp. sarracenicum (Arv.-Touv. & Belli) Zahn (original description)
Hieracium staui Belli (original description)
Hieracium stenodontum Arv.-Touv. & Belli accepted as Hieracium dolichaetum Zahn (original description)