Adenostyles petasites subsp. hybrida (Vill.) Arcang. accepted as Adenostyles leucophylla (Willd.) Rchb. (original description)
Anthemis alpina subsp. mucronulata (Bertol.) Arcang. accepted as Achillea barrelieri subsp. mucronulata (Bertol.) Heimerl (original description)
Anthemis cotula subsp. psorosperma (Ten.) Arcang. accepted as Anthemis cotula L. (original description)
Anthemis montana subsp. columnae (Ten.) Arcang. accepted as Anthemis cretica subsp. columnae (Ten.) Franzén (original description)
Anthemis montana subsp. cupaniana (Nyman) Arcang. accepted as Anthemis cupaniana Tod. ex Nyman (original description)
Anthemis tinctoria subsp. discoidea (All.) Arcang. accepted as Cota tinctoria (L.) J.Gay (original description)
Aster savii Arcang. accepted as Galatella linosyris (L.) Rchb.f. (original description)
Carbenia benedicta (L.) Arcang. accepted as Centaurea benedicta (L.) L. (original description)
Carduus defloratus subsp. summanus (Pollini) Arcang. (original description)
Carduus longispinus (Moris) Arcang. accepted as Carduus nutans subsp. macrocephalus (Desf.) Nyman (original description)
Carlina corymbosa subsp. globosa Arcang. accepted as Carlina hispanica subsp. globosa (Huter) Meusel & Kästner (original description)
Centaurea alba subsp. calva (Cesati & al.) Arcang. accepted as Centaurea deusta Ten. (original description)
Centaurea alba subsp. divaricata Arcang. accepted as Centaurea deusta Ten. (original description)
Centaurea aplolepa subsp. parvula (Ces.) Arcang. (original description)
Centaurea paniculata subsp. leucophaea (Jord.) Arcang. accepted as Centaurea leucophaea Jord. (original description)
Centaurea rupestris subsp. aculeata Arcang. accepted as Centaurea rupestris L. (original description)
Centaurea scabiosa subsp. spinulosa (Spreng.) Arcang. (original description)
Cnicus eriophorus subsp. spathulatus (Moretti) Arcang. accepted as Cirsium spathulatum (Moretti) Gaudin (original description)
Crupina vulgaris subsp. crupinastrum (Moris) accepted as Crupina crupinastrum (Moris) Vis. (original description)
Erigeron acris subsp. droebachiensis (O.F.Müll.) Arcang. (original description)
Filago gallica subsp. tenuifolia (C.Presl) Arcang. accepted as Logfia gallica (L.) Coss. & Germ. (original description)
Filago germanica subsp. eriocephala (Guss.) Arcang. accepted as Filago eriocephala Guss. (original description)
Filago germanica subsp. prostrata Arcang. accepted as Filago pyramidata L. (original description)
Filago germanica subsp. pyramidata (L.) Arcang. accepted as Filago pyramidata L. (original description)
Filago germanica subsp. spathulata (C.Presl) Arcang. accepted as Gamochaeta pensylvanica (Willd.) Cabrera (original description)
Helichrysum rupestre subsp. pendulum (C.Presl) Arcang. accepted as Helichrysum pendulum (C.Presl) C.Presl (original description)
Leontodon autumnalis subsp. pratensis Arcang. accepted as Scorzoneroides autumnalis subsp. borealis (Ball) Greuter (original description)
Leucanthemum montanum subsp. atratum (Jacq.) Arcang. accepted as Leucanthemum atratum (Jacq.) DC. (original description)
Leucanthemum vulgare subsp. incisum Arcang. accepted as Leucanthemum vulgare (Vaill.) Lam. (original description)
Picris hieracioides subsp. setulosa (Ces. & al.) Arcang. accepted as Picris hieracioides subsp. spinulosa (Guss.) Arcang. (original description)
Santolina chamaecyparissus subsp. tomentosa (Pers.) Arcang. accepted as Santolina villosa Mill. (original description)
Scorzonera humilis subsp. tenuifolia (DC.) Arcang. accepted as Scorzonera humilis L. (original description)
Senecio cordatus subsp. auriculatus (Jacq.) Arcang. accepted as Jacobaea subalpina (W.D.J.Koch) Pelser & Veldkamp (original description)
Senecio gibbosus subsp. ambiguus (Biv.) Arcang. accepted as Jacobaea ambigua (Biv.) Pelser & Veldkamp (original description)
Senecio incanus subsp. italicus (Pers.) Arcang. accepted as Jacobaea persoonii (De Not.) Pelser (original description)
Senecio squalidus subsp. microglossus (Guss.) Arcang. (original description)
Solidago virgaurea subsp. minuta (L.) Arcang. (original description)