''Holmbergia'' 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 "unisp ...

genus of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

s belonging to the family

Amaranthaceae Amaranthaceae ( ) is a family of flowering plants commonly known as the amaranth family, in reference to its type genus '' Amaranthus''. It includes the former goosefoot family Chenopodiaceae and contains about 165 genera and 2,040 species, maki ...

. It only contains one species, ''Holmbergia tweediei'' (Moq.) Speg. Its native range is in southern South America. It is found in Bolivia, Paraguay, Uruguay and Argentina. The genus name of ''Holmbergia'' is in honour of

Eduardo Ladislao Holmberg Eduardo Ladislao Holmberg (27 July 1852, in Buenos Aires – 4 November 1937) was an Argentine natural historian and novelist, one of the leading figures in Argentine biology. Together with Florentino Ameghino he undertook the inventory of A ...

(1775–1862), an Argentine natural historian and novelist, as well as a leading figure in Argentine biology. The Latin

specific epithet In Taxonomy (biology), taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin gramm ...

of ''tweediei'' refers to botanist John (James) Tweedie (1900-1989).Moquin in A.P. De Candolle. Prodromus Systematis Naturalis Regni Vegetabilis. volume 13(2). page 63. 184

/ref> The genus of ''Holmbergia'' was first described and published in Apuntes Hist. Nat. Vol.1 on page 65 in 1909. and the species, ''Holmbergia tweediei'' was first described and published in Physis (Buenos Aires) Vol.2 on page 178 in 1916.

References

{{Taxonbar, from1=Q15930829, from2=Q9004489 Chenopodioideae Monotypic Amaranthaceae genera Flora of Bolivia Flora of Paraguay Flora of Uruguay Flora of Northeast Argentina Flora of Northwest Argentina Plants described in 1849 Taxa named by Alfred Moquin-Tandon