Synonyms
Pseudognaphalium canescens subsp. thermale (E.E.Nelson) Kartesz
Pseudognaphalium microcephalum var. thermale (E.E.Nelson) Dorn
Gnaphalium williamsii Rydb.
Gnaphalium canescens subsp. thermale (E.E.Nelson) Stebbins & D.J.Keil
Gnaphalium microcephalum subsp. thermale (A.Nelson) G.W.Douglas
Gnaphalium microcephalum var. thermale (E.E.Nelson) Cronquist
Gnaphalium thermale E.E.Nelson