Andryala bourgeauii Sch.Bip. ex Webb & Berthel. accepted as Andryala pinnatifida Aiton (original description)
Andryala gomeraea Sch.Bip. ex Webb & Berthel. accepted as Andryala pinnatifida Aiton (original description)
Carduus baeocephalus Webb (original description)
Carthamus integrifolius Hort. ex Webb & Berthel. accepted as Carlina salicifolia (L.f.) Cav. (original description)
Centaurea arborea Webb & Berthel. accepted as Cheirolophus arboreus (Webb & Berthel.) Holub (original description)
Centaurea elongata Webb & Berthel. (original description)
Centaurea glomerata Webb & Berthel. accepted as Centaurea melitensis L. (original description)
Centaurea preauxiana Webb & Berthel. accepted as Atractylis preauxiana Sch.Bip. (original description)
Crepis fuliginosa Webb & Berthel. accepted as Crepis micrantha Czerep. (original description)
Erigeron longifolius Brouss. ex Webb & Berthel. accepted as Erigeron gouanii L. (original description)
Pericallis Webb & Berthel. (original description)
Pericallis cruenta Webb & Berthel. (original description)
Pericallis echinata Webb & Berthel. (original description)
Pericallis lanata Webb & Berthel. (original description)
Pericallis multiflora Webb & Berthel. (original description)
Pericallis papyracea Webb & Berthel. (original description)
Pericallis populifolia Webb & Berthel. accepted as Pericallis appendiculata (L.f.) B.Nord. (original description)
Pericallis tussilaginis Webb & Berthel. (original description)
Podospermum coronipifolium Sch.Bip. ex Webb & Berthel. (original description)
Pyrethrum ferulaceum Webb & Berthel. (original description)
Sonchus platylepis (original description)
Sonchus polyodon Webb & Berthel. accepted as Sonchus acaulis Dum.Cours. (original description)
Thrincia psilostachya Lag. ex Webb & Berthel. accepted as Leontodon hirtus L. (original description)
Tolpis laciniata (Sch.Bip.) (original description)