Bidens rubifolia var. multibracteata Sherff accepted as Bidens rubifolia Kunth (original description)
Bigelowia nudata subsp. australis L.C.Anderson accepted as Bigelowia nudata var. australis (L.C.Anderson) Shinners (original description)
Bigelowia nuttallii L.C.Anderson (original description)
Brickellia brachyphylla var. hinckleyi (Standl.) Flyr accepted as Brickellia hinckleyi var. hinckleyi Standl. (original description)
Brickellia brachyphylla var. terlinguensis Flyr accepted as Brickellia hinckleyi var. terlinguensis (Flyr) B.L.Turner (original description)
Brickellia laccata Flyr (original description)
Brickellia shineri M.E.Jones ex Flyr accepted as Flyriella parryi (A.Gray) R.M.King & H.Rob. (original description)
Brickellia viejensis Flyr (original description)
Cosmos longipetiolatus Melchert (original description)
Cosmos ochroleucoflorus Melchert (original description)
Cosmos sherffii Melchert (original description)
Croptilon divaricatum var. graniticum (E.B.Sm.) Shinners accepted as Croptilon hookerianum var. graniticum (E.B.Sm.) E.B.Sm. (original description)
Eupatorium cuatrecasasii R.M.King & H.Rob. accepted as Hebeclinium killipii (B.L.Rob.) R.M.King & H.Rob. (original description)
Eupatorium guevarae R.M.King & H.Rob. accepted as Hebeclinium guevarae (R.M.King & H.Rob.) R.M.King & H.Rob. (original description)
Gymnolaena chiapasana Strother (original description)
Heleastrum chapmanii (Torr. & A.Gray) Shinners accepted as Symphyotrichum chapmanii (Torr. & A.Gray) Semple & Brouillet (original description)
Helogyne hutchisonii R.M.King & H.Rob. (original description)
Heterotheca aspera (Shuttlew. ex A.Gray) Shinners accepted as Pityopsis aspera var. aspera (Shuttlew. ex Small) Small (original description)
Macvaughiella R.M.King & H.Rob. (original description)
Macvaughiella mexicana (Sch.Bip.) R.M.King & H.Rob. (original description)
Macvaughiella standleyi (Steyerm.) R.M.King & H.Rob. accepted as Macvaughiella mexicana (Sch.Bip.) R.M.King & H.Rob. (original description)
Melampodium cinereum var. hirtellum Stuessy accepted as Melampodium cinereum DC. (original description)
Melampodium leucanthum var. argophyllum (A.Gray ex B.L.Rob.) Stuessy (original description)
Perityle bisetosa var. appressa A.M.Powell (original description)
Perityle bisetosa var. scalaris A.M.Powell (original description)
Perityle cinerea (A.Gray) A.M.Powell (original description)
Perityle inyoensis (Ferris) A.M.Powell (original description)
Perityle lindheimeri var. halimifolia (A.Gray) A.M.Powell (original description)
Perityle rupestris var. albiflora A.M.Powell (original description)
Perityle warnockii A.M.Powell (original description)
Piqueria hintonii R.M.King (original description)
Piqueria pittieri R.M.King accepted as Phalacraea longipetiolata (B.L.Rob.) R.M.King & H.Rob. (original description)
Tessaria sericea (Nutt.) Shinners accepted as Pluchea sericea (Nutt.) Coville (original description)