Florestina lobata B.L.Turner (original description)
Florestina simplicifolia B.L.Turner (original description)
Helianthus arizonensis R.C.Jacks. (original description)
Helianthus dissectifolius R.C.Jacks. (original description)
Helianthus dissectifolius subsp. brevilobus R.C.Jacks. (original description)
Helianthus dissectifolius subsp. longilobus R.C.Jacks. (original description)
Helianthus dissectifolius subsp. trifurcatus R.C.Jacks. (original description)
Helianthus laciniatus subsp. crenatus (R.C.Jacks.) R.C.Jacks. (original description)
Helianthus laciniatus subsp. heiseri (R.C.Jacks.) R.C.Jacks. (original description)
Olivaea leptocarpa DeJong & Beaman accepted as Grindelia leptocarpa (De Jong & Beaman) Adr.Bartoli & Tortosa (original description)
Tragoceros venustum A.M.Torres (original description)