Bardana lappa Hill accepted as Arctium lappa L. (original description)
Calcitrapa stellaris Hill accepted as Centaurea calcitrapa L. (original description)
Cirsium lanceolatum (L.) Hill accepted as Cirsium vulgare (Savi) Ten. (original description)
Cirsium montanum Hill (original description)
Gnaphalium dioiecium Hill (original description)
Ixine arvensis Hill (original description)
Jacea nigra (L.) Hill accepted as Centaurea nigra L. (original description)
Mariana lactea Hill. (original description)
Petasites elatior Hill (original description)
Petasites ovatus Hill accepted as Petasites hybridus (L.) G.Gaertn., B.Mey. & Scherb. (original description)
Polyacantha Hill (original description)
Polyacantha acanthoides Hill (original description)
Polyacantha crispa Hill (original description)
Polyacantha palustris Hill (original description)
Polycantha acaulos Hill (original description)
Sagmen jaceoides Hill (original description)
Solstitiaria flava Hill (original description)
Sonchus asper (L.) Hill (original description)
Tetralix eriophora Hill (original description)