Amauria dissecta A.Gray accepted as Bahia dissecta (A.Gray) Britton accepted as Hymenothrix dissecta (A.Gray) B.G.Baldwin (original description)
Antennaria geyeri A.Gray (original description)
Bahia dealbata A.Gray accepted as Picradeniopsis absinthifolia (Benth.) B.G.Baldwin (original description)
Baileya pauciradiata (original description)
Balsamorhiza careyana A.Gray (original description)
Bidens tenuisecta A.Gray (original description)
Brickellia wislizeni A.Gray (original description)
Calais macrochaeta A.Gray accepted as Uropappus lindleyi (DC.) Nutt. (original description)
Carphochaete wislizeni A.Gray (original description)
Chaenactis heterocarpha Torr. & A.Gray ex A.Gray accepted as Chaenactis glabriuscula var. heterocarpha (Torr. & A.Gray ex A.Gray) H.M.Hall (original description)
Cirsium canescens A.Gray accepted as Cirsium neomexicanum A.Gray (original description)
Cirsium coulteri Harv. & Gray (original description)
Conyza subdecurrens A.Gray accepted as Laennecia coulteri (A.Gray) G.L.Nesom (original description)
Cosmidium simplicifolium A.Gray accepted as Thelesperma simplicifolium (A.Gray) A.Gray (original description)
Dichaeta fremontii Torr. ex A.Gray accepted as Lasthenia fremontii (Torr. ex A.Gray) Greene (original description)
Diplostelma bellidioides A.Gray accepted as Chaetopappa asteroides var. grandis Shinners accepted as Chaetopappa modesta (DC.) A.Gray (original description)
Egletes ramosissima (DC.) A.Gray accepted as Aphanostephus ramosissimus DC. (original description)
Erigeron canus A.Gray (original description)
Erigeron cinereus A.Gray accepted as Erigeron tracyi Greene (original description)
Erigeron modestus A.Gray (original description)
Eupatorium hederifolium A.Gray accepted as Ageratina hederifolia (A.Gray) R.M.King & H.Rob. (original description)
Flaveria longifolia A.Gray accepted as Flaveria oppositifolia (DC.) Rydb. (original description)
Franseria tomentosa A.Gray accepted as Ambrosia grayi (A.Nelson) Shinners (original description)
Halea texana A.Gray (original description)
Haplopappus coulteri Harv. & Gray ex A.Gray accepted as Xanthisma spinulosum (Pursh) D.R.Morgan & R.L.Hartm. (original description)
Haplopappus gracilis (Nutt.) A.Gray accepted as Xanthisma gracile (Nutt.) D.R.Morgan & R.L.Hartm. (original description)
Heterosperma tagetinum A.Gray accepted as Heterosperma pinnatum Cav. (original description)