Canadensys Canadensys

Athyrium alpestre subsp. americanum (Butters) Lellinger

Athyrium alpestre subsp. americanum (Butters) Lellinger is a synonym sensu CDPNQ, 2010 of:

Athyrium distentifolium var. americanum (Butters) B. Boivin, an accepted variety name sensu Baldwin et al., 2012.