''Cubitanthus'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

s belonging to the family

Linderniaceae Linderniaceae is a family (biology), family of flowering plants in the order Lamiales, which consists of about 25 genus, genera and 265 species occurring worldwide. ''Vandellia micrantha'' is eaten in Laos, but tastes bitter. Best known are the w ...

, with one species ''Cubitanthus alatus''. It was previously placed in the

Gesneriaceae Gesneriaceae, the gesneriad family, is a family of flowering plants consisting of about 152 genera and ca. 3,540 species in the tropics and subtropics of the Old World (almost all Didymocarpoideae) and the New World (most Gesnerioideae), with ...

, and , still is by some sources. Its native range is Northeastern Brazil.

Taxonomy

The genus was erected by Kerry A. Barringer in 1984 for a species originally described in 1828 in ''Russelia'' (now a synonym of ''

Vahlia :''The later homonym Vahlia Dahl is now known as Dombeya.'' ''Vahlia'' is a genus of herbs and subshrubs that grow in Africa and the Indian subcontinent. There are at least five species. The genus is placed alone in family ''Vahliaceae''. This ...

'') and then transferred in 1893 to '' Anetanthus'', in the family

Molecular phylogenetic Molecular phylogenetics () is the branch of phylogeny that analyzes genetic, hereditary molecular differences, predominantly in DNA sequences, to gain information on an organism's evolutionary relationships. From these analyses, it is possible to ...

studies published from 2013 onwards have shown that it is a basal member of the family

, sister to '' Stemodiopsis''.

References

{{Taxonbar, from=Q8352321 Linderniaceae Monotypic Lamiales genera