Aphanostephus pilosus Buckley (original description)
Bulbostylis deltoides Buckley accepted as Ageratina havanensis (Kunth) R.M.King & H.Rob. (original description)
Carduus mexicanus Greene (original description)
Cirsium texanum Buckley (original description)
Erigeron brazoensis Buckley accepted as Erigeron foliosus var. foliosus Nutt. (original description)
Erigeron nudiflorus Buckley (original description)
Eupatorium sabeanum Buckley accepted as Chromolaena odorata (L.) R.M.King & H.Rob. (original description)
Gaillardia lobata Buckley accepted as Gaillardia pulchella Foug. (original description)
Gaillardia scabrosa Buckley accepted as Gaillardia pulchella Foug. (original description)
Garberia A.Gray (original description)
Garberia fruticosa (Nutt.) A.Gray accepted as Garberia heterophylla (Bartram) Merr. & Harper (original description)
Halea repanda Buckley accepted as Tetragonotheca repanda (Buckley) Small (original description)
Haplopappus carthamoides (Hook.) A.Gray accepted as Pyrrocoma carthamoides var. carthamoides Hook. (original description)
Haplopappus croceus A.Gray accepted as Pyrrocoma crocea var. crocea (A.Gray) Greene (original description)
Haplopappus fremontii A.Gray (original description)
Haplopappus linearifolius Buckley (original description)
Haplopappus lyallii A.Gray accepted as Tonestus lyallii (A.Gray) A.Nelson (original description)
Heleneum Buckley (original description)
Helenium texanum Buckley (original description)
Helianthella parryi A.Gray (original description)
Helianthella uniflora A.Gray (original description)
Kuhnia macrantha Buckley accepted as Brickellia eupatorioides (L.) Shinners (original description)
Lepachys serratus Buckley (original description)
Linsecomia Buckley accepted as Helianthus L. (original description)
Linsecomia glauca Buckley (original description)
Machaeranthera grandiflora Buckley (original description)
Margacola Buckley (original description)
Margacola parvula Buckley accepted as Trichocoronis wrightii (Torr. & A.Gray) A.Gray (original description)
Parthenium lobatum Buckley accepted as Parthenium hysterophorus L. (original description)
Phileozera Buckley accepted as Hymenoxys Cass. (original description)
Phileozera multiflora Buckley (original description)
Senecio grayi Parry ex A.Gray (original description)
Senecio thurberi A.Gray accepted as Packera neomexicana var. neomexicana (A.Gray) W.A.Weber & Á.Löve (original description)
Sericocarpus woodhousii Buckley (original description)
Zexmenia hispidula Buckley accepted as Calyptocarpus vialis Less. (original description)