Spermothamnion sphaericum (P.L.Crouan & H.M.Crouan ex J.Agardh) Nägeli

Spermothamnion sphaericum is the name of a species, part of the genus Spermothamnion. This name is an alternative combination of an original description of a species by null in null under the rules of the International Code of Zoological Nomenclature (ICZN). Zoology