Aronicum barcense Simonk. accepted as Doronicum grandiflorum Lam. (original description)
Carduus umbrosus Simonk. (original description)
Centaurea epapposa Simonk. accepted as Centaurea stoebe subsp. australis (Pančić ex A.Kern.) Greuter (original description)
Centaurea lacera Simonk. accepted as Centaurea jacea L. (original description)
Doronicum pilosum (Simonk.) Simonk. accepted as Doronicum columnae Ten. (original description)
Hieracium atratiforme Simonk. (original description)
Hieracium czetzianum Simonk. (original description)
Hieracium hungaricum Simonk. (original description)
Hieracium naszodense Simonk. (original description)
Hieracium stellulatum Simonk. (original description)
Hieracium tomosense Simonk. (original description)
Jurinea transsilvanica (Spreng.) Simonk. (original description)
Lappa subracemosa Simonk. (original description)
Senecillis sibirica Simonk. (original description)
Senecio angustatus Simonk. (original description)
Senecio integrifolius Simonk. (original description)
Senecio rupicolus Simonk. (original description)
Senecio stenophyllus Simonk. (original description)
Senecio sulphureus (Baumg.) Simonk. accepted as Tephroseris papposa (Rchb.) Schur (original description)
Senecio wolffii Simonk. (original description)
Tanacetum affine Simonk. (original description)
Tanacetum alpinum Simonk. (original description)
Tanacetum auriculatum Simonk. (original description)
Tanacetum coronulatum Simonk. (original description)
Tanacetum corymbosum Simonk. (original description)
Tanacetum leucanthemum Simonk. (original description)
Tanacetum macrophyllum Simonk. (original description)
Tanacetum rotundifolium Simonk. (original description)
Tanacetum serotinum Simonk. (original description)
Tanacetum subalpinum (Schur) Simonk. accepted as Leucanthemum gaudinii Dalla Torre (original description)
Tanacetum subcorymbosum Simonk. accepted as Tanacetum corymbosum subsp. subcorymbosum (Schur) Pawł. (original description)