''Hosackia'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

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 in the family

Fabaceae Fabaceae () or Leguminosae,International Code of Nomen ...

(legumes). It is native to western North America, from

British Columbia British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...

in Canada to

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

Taxonomy

''Hosackia'' belongs to a group of species traditionally placed in the tribe

Loteae The tribe Loteae is a subdivision of the plant family Fabaceae, in the Robinioids. These genera are recognized by the USDA: * '' Acmispon'' Raf. 1832 * ''Anthyllis'' L. 1753 * '' Antopetitia'' A.Rich. 1840 * '' Coronilla'' L. 1753 * '' Cyt ...

of the subfamily

Faboideae The Faboideae are a subfamily of the flowering plant family Fabaceae or Leguminosae. An acceptable alternative name for the subfamily is Papilionoideae, or Papilionaceae when this group of plants is treated as a family. This subfamily is widely ...

. The taxonomy of this group is complex, and its division into genera has varied considerably. Many species of ''Hosackia'' were formerly placed in a broadly defined genus ''

Lotus Lotus or LOTUS may refer to: Plants * List of plants known as lotus, a list of various botanical taxa commonly known as lotus, particularly: **''Nelumbonaceae'', a single-genus family of aquatic flowering plants, consisting of just two species; ...

''. A

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 ...

study in 2000 based on nuclear ribosomal ITS sequences confirmed the view that the "New World" (American) and "Old World" (African and Eurasian) species of ''Lotus'' did not belong in the same genus. When narrowly

circumscribed In geometry, a circumscribed circle for a set of points is a circle passing through each of them. Such a circle is said to ''circumscribe'' the points or a polygon formed from them; such a polygon is said to be ''inscribed'' in the circle. * Circum ...

, ''Hosackia'' was

monophyletic In biological cladistics for the classification of organisms, monophyly is the condition of a taxonomic grouping being a clade – that is, a grouping of organisms which meets these criteria: # the grouping contains its own most recent co ...

. New World species at one time placed in ''Hosackia'' have been transferred to ''

Acmispon ''Acmispon'' is a genus of flowering plant in the family Fabaceae (legumes), native to North America and the west coast of Chile in South America. It includes several species of American bird's-foot trefoils and deervetches formerly contained in ...

'', ''

Ottleya ''Acmispon'' is a genus of flowering plant in the family Fabaceae (legumes), native to North America and the west coast of Chile in South America. It includes several species of American bird's-foot trefoils and deervetches formerly contained in ...

'' and ''

Syrmatium ''Syrmatium'' was a formerly accepted genus of flowering plants in the family Fabaceae (legumes), native to the southwestern United States. , it was considered a synonym of ''Acmispon'' by Plants of the World Online, and only ''Acmispon'' was reco ...

''.

Species

Plants of the World Online Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew. History Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...

accepted the following species: *'' Hosackia crassifolia'' Benth. *'' Hosackia gracilis'' Benth. *'' Hosackia hintoniorum'' (B.L.Turner) D.D.Sokoloff *'' Hosackia incana'' Torr. *'' Hosackia oaxacana'' Greenm. *'' Hosackia oblongifolia'' Benth. *'' Hosackia pinnata'' (Hook.) Abrams *'' Hosackia repens'' G.Don *'' Hosackia rosea'' Eastw. *'' Hosackia stipularis'' Benth. *'' Hosackia yollabolliensis'' (Munz) D.D.Sokoloff

References

Flora of Northern America Fabaceae genera {{Loteae-stub