Merremiaboisiana is the name of a species, part of the genus Merremia.
This name is an alternative combination by Ooststr. of an original description of species by Gagnep. under the rules of the International Code of Nomenclature for algae, fungi, and plants (ICN / commonly called the botany code)..
Merremiaboisiana (Gagnep.) Ooststr. var. fulvopilosa Gagnep.