= Calandrinia grayi (F.Muell.) Britton; Bull. Torrey Bot. Club 17: 312 (1890)
= Calandrinia pygmaea (A.Gray) A.Gray; Proc. Amer. Acad. Arts 8: 623 (1873) (non F. Muell. 1859)
= Claytonia grayi F.Muell.; Fragm. [Mueller] 11: 83 (1880) (nom. nov.)
= Claytonia parva Kuntze; Revis. Gen. Pl. 1: 57 (1891), nom. superfl.
= Lewisia aridorum (A.Heller) S.Clay; Present-Day Rock Gard. 340 (1937)
= Lewisia exarticulata H.St.John; Res. Stud. State Coll. Wash. 1: 59 (1929)
= Lewisia glandulosa (Rydb.) S.Clay; Present-Day Rock Gard. 341 (1937)
= Lewisia minima (A.Nelson) A.Nelson; New Man. Bot. Centr. Rocky Mt. 179 (1909)
= Lewisia pygmaea subsp. glandulosa (Rydb.) Ferris; Ill. Fl. Pacific States 2: 134 (1944)
= Lewisia pygmaea var. aridorum Bartlett; Bot. Gaz. 44: 303 (1907)
= Lewisia pygmaea var. pygmaea Fosberg; Amer. Midl. Naturalist 27: 256 (1942), nom. inval.
= Oreobroma aridorum (Bartlett) A.Heller; Muhlenbergia 6: 83 (1910)
= Oreobroma exarticulatum (H.St.John) Rydb.; N. Amer. Fl. 21(4): 324 (1932)
= Oreobroma grayi (Britton) Rydb.; Mem. New York Bot. Gard. 1: 137 (1900), nom. superfl.
= Oreobroma minimum A.Nelson; Bull. Torrey Bot. Club 27: 260 (1900)
= Oreobroma pygmaeum (A.Gray) Howell; Erythea 1: 32 (1893)
= Talinum pygmaeum A.Gray; Amer. J. Sci. Arts, Ser. 2, 33: 407 (1862)