Thuidiumpseudoprotensum is the name of a species, part of the genus Thuidium.
This name is an alternative combination by Mitt. of an original description of species by Müll.Hal. under the rules of the International Code of Nomenclature for algae, fungi, and plants (ICN / commonly called the botany code)..
Botany
Revisions
Hypnumpseudoprotensum Müll.Hal.Hypnumpseudoprotensum is the combination used by Müll.Hal. in the original description of the species.