Carduus subcarlinoides subsp. gracilis (Rouy ex Willk.) Fern.Casas accepted as Carduus nigrescens subsp. hispanicus (Franco) O.Bolòs & Vigo (original description)
Centaurea amblensis var. tentudaica (Rivas Goday) Fern.Casas & Susanna accepted as Centaurea toletana var. tendudaica Rivas Goday (original description)
Centaurea andresiana Fern.Casas & Susanna (original description)
Centaurea carolipauana Fern.Casas & Susanna (original description)
Centaurea resupinata subsp. degenii (Sennen) Fern.Casas & Susanna (original description)
Centaurea resupinata subsp. lagascae (Nyman) Fern.Casas & Susanna (original description)
Centaurea resupinata subsp. spachii (Sch.Bip. ex Willk.) Fern.Casas & Susanna accepted as Centaurea resupinata subsp. lagascae (Nyman) Fern.Casas & Susanna (original description)
Melanoloma atlantis (Maire & Weiller) Fern.Casas & Susanna accepted as Centaurea atlantis Maire & Weiller (original description)
Melanoloma gattefossei (Maire) Fern.Casas & Susanna accepted as Centaurea gattefossei Maire (original description)
Melanoloma takredense (Coss. ex Maire) Fern.Casas & Susanna accepted as Centaurea takredensis Coss. ex Maire (original description)