Aster subsect. Eucephalus (Nutt.) Benth. accepted as Eucephalus Nutt. (original description)
Boltonia campestris (A.Gray) Benth. & Hook.f. accepted as Dichaetophora campestris A.Gray (original description)
Calea sect. Allocarpus (Kunth) Benth. & Hook.f. (original description)
Calea sect. Calebrachys (Cass.) Benth. & Hook.f. (original description)
Calea sect. Calydermos Benth. & Hook.f. (original description)
Calea sect. Lemmatium (DC.) Benth. & Hook.f. (original description)
Calea sect. Meyeria (DC.) Benth. & Hook.f. (original description)
Calea sect. Oteiza (La Llave) Benth. & Hook.f. (original description)
Calea sect. Tetrachyron (Schltdl.) Benth. & Hook.f. accepted as Tetrachyron Schltdl. (original description)
Carbenia benedicta (L.) Benth. accepted as Centaurea benedicta (L.) L. (original description)
Silphium equatoriale Spruce (original description)