Silene menziesii var. williamsii (Britton) B. Boivin
Silene menziesii var. williamsii (Britton) B. Boivin is a synonym of:
Silene williamsii Britton, an accepted species name sensu FNA Ed. Comm., 2005.
Silene menziesii var. williamsii (Britton) B. Boivin is a synonym of:
Silene williamsii Britton, an accepted species name sensu FNA Ed. Comm., 2005.