Calendula cornuta Poir. accepted as Calendula stellata Cav. (original description)
Calendula sicula Poir. accepted as Calendula stellata Cav. (original description)
Scorzonera crepioides Poir. accepted as Sonchus crepioides (Poir.) Sm. (original description)
Senecio appendiculatus Poir. accepted as Senecio lyratus Forssk. (original description)
Senecio baldensis Poir. (original description)
Senecio chrysanthemifolius Poir. accepted as Senecio squalidus subsp. chrysanthemifolius (Poir.) Greuter (original description)
Senecio glabellus Poir. (original description)
Sigesbeckia laciniata Poir. (original description)
Sparganophorus struchium Poir. (original description)
Struchium americanum Poir. (original description)
Tanacetum grandiflorum Poir. (original description)