diagnosis
in botany and zoology an optional part of the publication that formally establishes a new scientific name intended for a taxon
en-GB/ˌdaɪəɡˈnəʊsɪs/
en-US/ˌdaɪəɡˈnoʊsɪs/
in botany and zoology an optional part of the publication that formally establishes a new scientific name intended for a taxon