Sisyrinchium angustifolium auct. non Miller

Sisyrinchium angustifolium auct. non Miller is a synonym of:

Sisyrinchium montanum var. crebrum Fernald, an accepted variety name sensu FNA Ed. Comm., 2002b.

Sisyrinchium montanum Greene var. montanum, an accepted variety name sensu FNA Ed. Comm., 2002b.

Sisyrinchium septentrionale E.P. Bicknell, an accepted species name sensu FNA Ed. Comm., 2002b.