Ambrosia hispida Torr. accepted as Ambrosia psilostachya DC. (original description)
Artemisia filifolia Torr. (original description)
Bidens gracilis Torr. accepted as Thelesperma megapotamicum (Spreng.) Kuntze (original description)
Chrysocoma graveolens Torr. accepted as Isocoma pluriflora (Torr. & A.Gray) Greene (original description)
Gaillardia pinnatifida Torr. (original description)
Hieracium runcinatum James ex Torr. (original description)
Inula graminifolia var. tenuifolia Torr. accepted as Pityopsis graminifolia var. tenuifolia (Torr.) Semple & F.D.Bowers (original description)
Liatris cylindrica Torr. accepted as Liatris punctata Hook. (original description)
Pectis angustifolia Torr. (original description)
Prenanthes pauciflora Torr. accepted as Stephanomeria pauciflora (Torr.) A.Nelson (original description)
Silphium nuttallianum Torr. accepted as Berlandiera subacaulis (Nutt.) Nutt. (original description)
Vernonia baldwinii Torr. (original description)