Lithothamnion patena (Hook.f. & Harv.) Heydr.
Lithothamnion patena is the name of a species, part of the genus Lithothamnion.
This name is an alternative combination by Heydr. of an original description of species by Hook.f. & Harv. under the rules of the International Code of Nomenclature for algae, fungi, and plants (ICN / commonly called the botany code)..
Botany