扇羽阴地蕨（学名：Botrychium lunaria）为阴地蕨科阴地蕨属下的一个种。

Botrychium lunaria is a species of fern known by the common name moonwort or common moonwort. It is the most widely distributed moonwort, growing throughout the Northern Hemisphere across Eurasia and from Alaska to Greenland, as well as parts of the Southern Hemisphere including South America and Australia.