The Geminaginaceae are a family of smut fungi in the order Ustilaginomycetes. The family is monotypic, containing the single genus Geminagina, with the species Geminago nonveilleri.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0