Achillea asperula Ces. & Pass. ex Nyman accepted as Anthemis rigida (Sibth. & Sm.) Boiss. ex Heldr. (original description)
Achillea collina Schur ex Nyman accepted as Achillea setacea Waldst. & Kit. accepted as Aspilia silphioides (Hook. & Arn.) Benth. & Hook.f. (original description)
Achillea gussonei Ces. & Pass. ex Nyman (original description)
Achillea jankae Sch.Bip. ex Nyman (original description)
Achillea ligustica Vis. ex Nyman accepted as Achillea nobilis L. (original description)
Achillea macrophylloides Pančić ex Nyman accepted as Achillea grandifolia Friv. (original description)
Achillea multifida Spruner ex Nyman accepted as Achillea setacea Waldst. & Kit. accepted as Aspilia silphioides (Hook. & Arn.) Benth. & Hook.f. (original description)
Achillea muricata Ces. & Pass. ex Nyman accepted as Anthemis muricata (DC.) Guss. (original description)
Achillea nivea Spruner ex Nyman (original description)
Achillea nobilis Roch. ex Nyman (original description)
Achillea schkuhrii Spreng. ex Nyman accepted as Achillea nobilis L. (original description)
Achillea tomentosa Nyman (original description)
Achillea wolffii Schur ex Nyman accepted as Achillea impatiens L. (original description)
Adenostyles australis (Ten.) Nyman accepted as Adenostyles alpina subsp. australis (Ten.) Greuter (original description)
Anacyclus aristulatus Link ex Nyman accepted as Anacyclus clavatus (Desf.) Pers. (original description)
Antennaria nivalis Ten. ex Nyman accepted as Leontopodium nivale (Ten.) Huet ex Hand.-Mazz. (original description)
Anthemis alpina Moric. ex Nyman (original description)
Anthemis altissima Guss. ex Nyman accepted as Cota coelopoda (Boiss.) Boiss. (original description)
Anthemis aurea Webb ex Nyman accepted as Matricaria aurea (Loefl.) Sch.Bip. (original description)
Anthemis bollei Asch. ex Nyman (original description)
Anthemis canescens Ten. ex Nyman accepted as Cota coelopoda (Boiss.) Boiss. (original description)
Anthemis cupaniana Tod. ex Nyman (original description)
Anthemis drepanensis Huet ex Nyman accepted as Anthemis secundiramea Biv. (original description)
Anthemis heracleotica Boiss. & Heldr. ex Nyman accepted as Anthemis candidissima Willd. ex Spreng. (original description)
Anthemis misella Nyman accepted as Anthemis auriculata Boiss. (original description)
Anthemis pallescens Heldr. ex Nyman accepted as Cota tinctoria (L.) J.Gay (original description)
Anthemis parnassii Boiss. & Heldr. ex Nyman (original description)
Anthemis pentelica Boiss. ex Nyman accepted as Anthemis cretica subsp. tenuiloba (DC.) Grierson (original description)
Anthemis punctata Guss. ex Nyman accepted as Anthemis cretica L. (original description)
Anthemis purpurascens Nyman accepted as Porophyllum ruderale subsp. macrocephalum (DC.) R.R.Johnson (original description)
Anthemis requienii Sch.Bip. ex Nyman accepted as Cota austriaca (Jacq.) Sch.Bip. (original description)
Anthemis retusa Ten. ex Nyman accepted as Cota segetalis (Ten.) Holub (original description)
Anthemis sulphurea Wall. ex Nyman accepted as Eclipta prostrata (L.) L. (original description)
Anthemis urvillaeana Sch.Bip. ex Nyman accepted as Anthemis tomentosa Boiss. (original description)
Apargia aspera Spruner ex Nyman accepted as Leontodon graecus Boiss. & Heldr. (original description)
Artemisia allionii Nyman accepted as Artemisia campestris subsp. borealis var. borealis (Pall.) M.Peck (original description)
Artemisia monspeliensis Nyman accepted as Artemisia campestris subsp. glutinosa (Besser) Batt. (original description)
Artemisia ucranica Besser ex Nyman accepted as Artemisia haussknechtii Boiss. (original description)
Aster auriculatus Schloss. ex Nyman accepted as Symphyotrichum ×salignum (Willd.) G.L.Nesom (original description)
Aster cylleneus Orphan. ex Nyman accepted as Aster alpinus L. (original description)
Aster frutetorum Wimm. ex Nyman accepted as Symphyotrichum ×salignum (Willd.) G.L.Nesom (original description)
Aster noeanus Sch.Bip. ex Nyman accepted as Aster amellus L. (original description)
Asteriscus nanus (Boiss.) Nyman accepted as Asteriscus aquaticus (L.) Less. (original description)
Bellis longifolia Orph. ex Nyman accepted as Bellis sylvestris (L.) Cirillo (original description)
Bidens intermedia Opiz ex Nyman accepted as Bidens radiata Thuill. (original description)
Brachyderea alpestris Sch.Bip. ex Nyman accepted as Crepis alpestris (Jacq.) Tausch (original description)
Brachyderea chondrilloides Sch.Bip. ex Nyman accepted as Crepis chondrilloides Jacq. (original description)
Brachyderea grandiflora Sch.Bip. ex Nyman accepted as Crepis alpestris (Jacq.) Tausch (original description)
Carduus argiroa Nyman accepted as Carduus tenuiflorus Curtis (original description)
Carduus barrelieri Bertol. ex Nyman accepted as Carduus defloratus subsp. glaucus (Baumg.) Nyman (original description)
Carduus carlinifolius Nyman (original description)
Carduus crispus Guirão ex Nyman (original description)
Carduus grenieri Sch.Bip. ex Nyman (original description)
Carduus multiflorus Pančić ex Nyman accepted as Carduus pancicii Sch.Bip. ex Nyman (original description)
Carduus nigrescens Mutel ex Nyman accepted as Carduus nigrescens subsp. vivariensis (Jord.) Bonnier & Layens (original description)
Carduus nutans Boiss. ex Nyman accepted as Carduus nutans subsp. platypus (Lange) Greuter (original description)
Carduus palatinus Sch.Bip. ex Nyman accepted as Carduus orthocephalus Wallr. (original description)
Carduus pancicii Sch.Bip. ex Nyman (original description)
Carduus ruderalis Tausch ex Nyman accepted as Carduus acanthoides L. (original description)
Carduus stangii H.Buek ex Nyman accepted as Carduus dubius Balb. (original description)
Carlina discolor Soleirol ex Nyman accepted as Carlina macrocephala Moris (original description)
Carlina nebrodensis Koch ex Nyman accepted as Carlina biebersteinii Bernh. ex Hornem. (original description)
Carlina subfusca Nyman accepted as Carlina vulgaris L. (original description)
Carthamus baeticus (Boiss. & Reut.) Nyman accepted as Carthamus creticus L. (original description)
Carthamus creticus Nyman (original description)
Carthamus elatus (Gasp.) Nyman accepted as Carthamus lanatus L. (original description)
Carthamus turbinatus Nyman accepted as Carthamus lanatus L. (original description)
Catananche carpholepis Nyman (original description)
Centaurea argentea Friv. ex Nyman (original description)
Centaurea banatica Kern. ex Nyman (original description)
Centaurea besseriana Janka ex Nyman accepted as Mantisalca salmantica (L.) Briq. & Cavill. (original description)
Centaurea bourgaei Schult. ex Nyman accepted as Centaurea aristata subsp. langeana (Willk.) Dostál (original description)
Centaurea calva Reut. ex Nyman accepted as Centaurea alba L. (original description)
Centaurea centaurium Host ex Nyman accepted as Serratula coronata L. (original description)
Centaurea cineraria Jacq. ex Nyman (original description)
Centaurea collina Scop. ex Nyman (original description)
Centaurea commutata Timb. ex Nyman accepted as Centaurea nigra L. (original description)
Centaurea dealbata Moris ex Nyman accepted as Centaurea cineraria L. (original description)
Centaurea devauxii Boreau ex Nyman accepted as Centaurea calcitrapa L. (original description)
Centaurea dutosensis Costa ex Nyman accepted as Centaurea podospermifolia Loscos & Pardo (original description)
Centaurea escobilla Coss. ex Nyman accepted as Centaurea castellana Boiss. (original description)
Centaurea flocculosa Balb. ex Nyman accepted as Centaurea kerneriana Janka (original description)
Centaurea fraasii Sch.Bip. ex Nyman accepted as Centaurea thracica (Janka) Janka ex Gugler (original description)
Centaurea fraylensis Sch.Bip. ex Nyman accepted as Rhaponticoides fraylensis (Nyman) M.V.Agab. & Greuter (original description)
Centaurea fuliginosa dollin. ex Nyman accepted as Centaurea scabiosa subsp. cephalariifolia (Willk.) Greuter (original description)
Centaurea garganica Sch.Bip. ex Nyman accepted as Centaurea subtilis Bertol. (original description)
Centaurea gracilior Reut. ex Nyman accepted as Centaurea jacea subsp. gaudinii (Boiss. & Reut.) Gremli (original description)
Centaurea gracilis Boreau ex Nyman accepted as Centaurea juncea (original description)
Centaurea graelsii Nyman (original description)
Centaurea inuloides Fisch. ex Nyman (original description)
Centaurea karschiana Auersw. ex Nyman accepted as Centaurea cristata Bartl. (original description)
Centaurea kochii F.Schultz ex Nyman accepted as Centaurea nigrescens Willd. (original description)
Centaurea leptoloma Pančić ex Nyman accepted as Centaurea stoebe L. (original description)
Centaurea leucolepis Nyman (original description)
Centaurea maculosa Noë ex Nyman accepted as Centaurea subulata (original description)
Centaurea neglecta martr. ex Nyman accepted as Centaurea seridis subsp. sonchifolia (L.) Greuter (original description)
Centaurea nemophila Jord. ex Nyman accepted as Centaurea jacea L. (original description)
Centaurea paniculata Pett. ex Nyman (original description)
Centaurea prostrata Huet ex Nyman accepted as Centaurea thracica (Janka) Janka ex Gugler (original description)
Centaurea pumila Spruner ex Nyman (original description)