Apargia proteiformis (Vill.) Ambrosi accepted as Leontodon hispidus L. (original description)
Brachyaster Ambrosi accepted as Aster L. (original description)
Brachyaster bellidiastrum Ambrosi accepted as Bellidastrum michelii Cass. (original description)
Hieracium commune Ambrosi (original description)
Hieracium foeniculaceum Ambrosi (original description)
Hieracium hypochoerioides Ambrosi (original description)
Hieracium paleya Ambrosi (original description)
Hieracium pleiocephalum Ambrosi (original description)
Hypochaeris alpestris facch. ex Ambrosi accepted as Hypochaeris uniflora Vill. (original description)
Hypochaeris facchiniana Ambrosi accepted as Hypochaeris uniflora Vill. (original description)
Linosyris anacamphthiphylla Ambrosi (original description)