Cookeina Kuntze, Revis. gen. pl. (Leipzig) 2: 849 (1891)
Index Fungorum number: IF 1224
This genus was introduced by Kuntze (1891) and is typified by C. tricholoma. There are 11 species in this genus (Wijayawardene et al. 2020). Cookenia is characterized by brightly coloured, cupulate apothecia with stipitate, J–, operculate asci, ellipsoid to fusiform ascospores with smooth-walled or longitudinal ribs (Ekanayaka et al. 2016).