Alnicola is a
genus of
fungi in the family
Hymenogastraceae of the order
Agaricales.[2] The genus has a widespread distribution, and contains 60 species that usually form
mycorrhizal relationships with species of
Alder.[3] The genus name is
synonymous with Naucoria,[4] with the correct genus being Alnicola according to the most recent taxonomic treatment.[3]