Saxifraga marshallii var. idahoensis (Piper) Engler & Irmscher

Saxifraga marshallii var. idahoensis (Piper) Engler & Irmscher is a synonym sensu FNA Ed. Comm., 2009 of:

Micranthes idahoensis (Piper) Brouillet & Gornall, an accepted species name sensu FNA Ed. Comm., 2009.