Athyrium montanum

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

• Athyrium montanum <small>(Lam.) Röhl. ex Spreng.</small>, combined in 1804, now known as Cystopteris montana
• Athyrium montanum <small>(Willd.) Shafer</small>, published 1901, an illegitimate later homonym, now known as Asplenium montanum