Synonyms
Spraguea multiceps Howell
Spraguea nuda (Greene) Howell
Cistanthe umbellata (Torr.) Hershk.
Spraguea umbellata var. montana M.E.Jones
Spraguea umbellata Torr.
Calyptridium nudum Greene
Calyptridium paniculatum (Kellogg) Greene
Calyptridium umbellatum var. caudiciferum (A.Gray) Jeps.
Spraguea umbellata var. caudicifera A.Gray
Spraguea paniculata Kellogg
Spraguea montana (M.E.Jones) A.Heller
Cistanthe umbellata var. caudicifera (A.Gray) Kartesz & Gandhi
Spraguea candicifera Brockman