Saxifraga lyallii subsp. hultenii (Calder & Savile) Calder & Roy L. Taylor
Saxifraga lyallii subsp. hultenii (Calder & Savile) Calder & Roy L. Taylor is a synonym sensu FNA Ed. Comm., 2009 of:
Micranthes lyallii (Engler) Small, an accepted species name sensu FNA Ed. Comm., 2009.