Several names share this combination and are defined under the rules of the botanical code. The species name Dasyscyphusniveus might be an homonymy case.
Dasyscyphusniveus is the name of a species, part of the genus Dasyscyphus.
This species has been described by Sacc. Hedw. ex Fr. under the rules of the International Code of Nomenclature for algae, fungi, and plants (ICN / commonly called the botany code).
Botany
Online references
Dasyscyphusniveus (R.Hedw.) Sacc.
Dasyscyphusniveus is the name of a species, part of the genus Dasyscyphus.
This name is an alternative combination by Sacc. of an original description of species by R.Hedw. under the rules of the International Code of Nomenclature for algae, fungi, and plants (ICN / commonly called the botany code)..
Botany