Synonyms
Saxifraga aestivalis Fisch. & C.A.Mey.
Micranthes aestivalis (Fisch. & C.A.Mey.) Small
Saxifraga nelsoniana var. aestivalis (Fisch. & C.A.Mey.) H.Ohba
Saxifraga nelsoniana subsp. aestivalis (Fisch. & C.A.Mey.) D.A.Webb
Micranthes nelsoniana var. aestivalis (Fisch. & C.A.Mey.) Gornall & H.Ohba