Balsamita ageratifolia Desf. accepted as Plagius flosculosus (L.) Alavi & Heywood (original description)
Balsamita grandiflora Desf. accepted as Plagius grandis (L.) Alavi & Heywood (original description)
Balsamita major Desf. accepted as Tanacetum balsamita L. (original description)
Balsamita virgata Desf. accepted as Plagius grandis (L.) Alavi & Heywood (original description)
Cacalia diffusa Rich. accepted as Praxelis diffusa (Rich.) Pruski (original description)
Crepis coronopifolia Desf. accepted as Tolpis coronopifolia (Desf.) Biv. (original description)
Crepis virgata Desf. accepted as Tolpis virgata (Desf.) Bertol. (original description)
Erigeron laevigatus Rich. accepted as Conyza laevigata (Rich.) Pruski (original description)
Eupatorium incisum Rich. accepted as Chromolaena odorata (L.) R.M.King & H.Rob. (original description)
Helenium quadridentatum Labill. (original description)
Helianthus sarmentosus Rich. accepted as Tilesia baccata (L.) Pruski (original description)
Trixis pedunculosa Rich. accepted as Riencourtia pedunculosa (Rich.) Pruski (original description)
Tussilago fragrans Vill. accepted as Petasites pyrenaicus (L.) G.López (original description)
Tussilago nivea Vill. accepted as Petasites paradoxus (Retz.) Baumg. (original description)
Unxia hirsuta Rich. accepted as Unxia camphorata L.f. (original description)
Vernonia remotiflora Rich. accepted as Lepidaploa remotiflora (Rich.) H.Rob. (original description)
Vernonia sericea Rich. (original description)