Athyrium montanum explained

Athyrium montanum is a species name, which may refer to:

• Athyrium montanum (Lam.) Röhl. ex Spreng., published 1804, for the species now classified as Cystopteris montana
• Athyrium montanum (Willd.) Shafer, published 1901, an illegitimate later homonym of the above renaming Asplenium montanum