Anacyclus candolii Nyman accepted as Anacyclus clavatus (Desf.) Pers. (original description)
Anthemis lindleyi Nyman accepted as Anthemis cretica L. (original description)
Anthemis urvillaei Nyman accepted as Anthemis rigida (Sibth. & Sm.) Boiss. ex Heldr. (original description)
Centaurea attica Nyman (original description)
Centaurea cretica (Boiss. & Heldr.) Nyman accepted as Centaurea aegialophila Wagenitz (original description)
Centaurea lagascae Nyman accepted as Centaurea resupinata subsp. lagascae (Nyman) Fern.Casas & Susanna (original description)
Cineraria cantabrica Nyman accepted as Tephroseris longifolia subsp. brachychaeta Greuter (original description)
Cineraria elodes (DC.) Nyman accepted as Tephroseris elodes (DC.) Holub (original description)
Cineraria heldreichii (Boiss.) Nyman accepted as Tephroseris integrifolia (L.) Holub (original description)
Cineraria pyrenaica Nyman accepted as Tephroseris helenitis (L.) B.Nord. (original description)
Cineraria taygetea Nyman accepted as Jacobaea candida (C.Presl) B.Nord. & Greuter (original description)
Cineraria tharsoidea Nyman accepted as Senecio thapsoides DC. (original description)
Cirsium linkii Nyman accepted as Cirsium vulgare (Savi) Ten. (original description)
Cirsium morettianum Nyman accepted as Cirsium spathulatum (Moretti) Gaudin (original description)
Conyza graeca Nyman accepted as Phagnalon rupestre subsp. graecum Batt. (original description)
Crepis bracteolata (Sm.) Nyman (original description)
Crepis heterocarpa Nyman accepted as Crepis vesicaria subsp. taraxacifolia (Thuill.) Thell. (original description)
Crepis mucronata (Bertol.) Nyman accepted as Crepis alpestris (Jacq.) Tausch (original description)
Crepis triasii Nyman accepted as Crepis triasii (Cambess.) Fr. (original description)
Crepis zacinthia (Margot & Reut. ex DC.) Nyman accepted as Crepis foetida L. (original description)
Doronicum glaciale (Wulfen) Nyman (original description)
Ifloga sibthorpii Nyman (original description)
Jurinea pollichii Nyman (original description)
Lagoseris alata Nyman accepted as Crepis sancta (L.) Bornm. (original description)
Leontodon fasciculatus (Biv.) Nyman accepted as Scorzoneroides cichoriacea (Ten.) Greuter (original description)
Leontodon siculus (Guss.) Nyman (original description)
Leucanthemum ceratophylloides (All.) Nyman accepted as Leucanthemum coronopifolium subsp. ceratophylloides (All.) Vogt & Greuter (original description)
Leucanthemum sericeum Nyman (original description)
Matricaria arvensis Nyman (original description)
Matricaria pumila Nyman accepted as Tripleurospermum inodorum (L.) Sch.Bip. (original description)
Petasites stramineus Nyman (original description)
Picris willkommii Nyman (original description)
Prolongoa setabensis Nyman (original description)
Pulicaria gracilis (Hoffmanns. & Link) Nyman accepted as Erigeron bonariensis L. (original description)
Pulicaria graveolens Nyn. (original description)
Pulicaria revoluta (Hoffmanns. & Link) Nyman accepted as Dittrichia viscosa subsp. revoluta (Hoffmanns. & Link) P.Silva & Tutin (original description)
Pulicaria rufescens (Hoffmanns. & Link) Nyman accepted as Erigeron bonariensis L. (original description)
Pulicaria steveni Nyman (original description)
Pyrethrum willkommii Sch.Bip. ex Nyman (original description)
Pyrethrum zawadskii (Herbich) Nyman accepted as Chrysanthemum zawadzkii Herbich (original description)
Seriola hyoseroides Nyman accepted as Scorzoneroides hispidula (Delile) Greuter & Talavera (original description)
Seriola tenuiflora (Boiss.) Nyman accepted as Hypochaeris tenuiflora (Boiss.) Boiss. (original description)
Sonchus cervicornis (Boiss.) Nyman accepted as Launaea cervicornis (Boiss.) Font Quer & Rothm. (original description)
Thrincia muelleri (Sch.Bip.) Nyman accepted as Scorzoneroides muelleri (Sch.Bip.) Greuter & Talavera (original description)