Meso-Papilionoideae is a

monophyletic In cladistics for a group of organisms, monophyly is the condition of being a clade—that is, a group of taxa composed only of a common ancestor (or more precisely an ancestral population) and all of its lineal descendants. Monophyletic gro ...

clade A clade (), also known as a monophyletic group or natural group, is a group of organisms that are monophyletic – that is, composed of a common ancestor and all its lineal descendants – on a phylogenetic tree. Rather than the English term, ...

of the

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 ...

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 wide ...

(or Papilionoideae) that includes the majority of papilionoid legumes. This clade is consistently resolved in

molecular phylogenies 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 ...

. It contains many agronomically important genera, including ''

Arachis ''Arachis'' is a genus of about 70 species of annual and perennial flowering plants in the family (Fabaceae), native to South America, and was recently assigned to the informal monophyletic ''Pterocarpus'' clade of the Dalbergieae. At least one ...

'' (peanut), ''

Cicer ''Cicer'' is a genus of the legume family, Fabaceae, and the only genus found in tribe Cicereae. It is included within the IRLC, and its native distribution is across the Middle East and Asia. Its best-known and only domesticated member is ''Ci ...

'' (chickpea), ''

Glycine Glycine (symbol Gly or G; ) is an amino acid that has a single hydrogen atom as its side chain. It is the simplest stable amino acid (carbamic acid is unstable), with the chemical formula NH2‐ CH2‐ COOH. Glycine is one of the proteinogeni ...

'' (soybean), ''

Medicago ''Medicago'' is a genus of flowering plants, commonly known as medick or burclover, in the legume family (Fabaceae). It contains at least 87 species and is distributed mainly around the Mediterranean basin. The best-known member of the genus is ...

'' (alfalfa), ''

Phaseolus ''Phaseolus'' (bean, wild bean) is a genus of herbaceous to woody annual and perennial vines in the family Fabaceae containing about 70 plant species, all native to the Americas, primarily Mesoamerica. It is one of the most economically importan ...

'' (common bean), ''

Trifolium Clover or trefoil are common names for plants of the genus ''Trifolium'' (from Latin ''tres'' 'three' + ''folium'' 'leaf'), consisting of about 300 species of flowering plants in the legume or pea family Fabaceae originating in Europe. The genus h ...

'' (clover), ''

Vicia ''Vicia'' is a genus of over 240 species of flowering plants that are part of the legume family (Fabaceae), and which are commonly known as vetches. Member species are native to Europe, North America, South America, Asia and Africa. Some other ...

'' (vetch), and ''

Vigna ''Vigna'' is a genus of plants in the legume family, Fabaceae, with a pantropical distribution.Aitawade, M. M., et al. (2012)Section ''Ceratotropis'' of subgenus ''Ceratotropis'' of ''Vigna'' (Leguminosae–Papilionoideae) in India with a new ...

'' (mung bean).

Description

This clade circumscribes six subordinate clades: one traditional tribe (

Exostyleae The tribe Exostyleae is an early-branching monophyletic clade of the flowering plant subfamily Faboideae (or Papilionaceae) that are mostly found in Neotropical rainforests. Description This clade is composed of 6 genera, most of which were trad ...

) and five informal clades (the

genistoids The Genistoids are one of the major radiations in the plant family Fabaceae. Members of this phylogenetic clade are primarily found in the Southern hemisphere. Some genera are pollinated by birds. The genistoid clade is consistently resolved a ...

, the

vataireoids The vataireoids are an early-branching monophyletic clade of the flowering plant subfamily Faboideae (or Papilionaceae) that are mostly found in northern South America, primarily Brazil. Description This clade is composed of four genera, two of ...

, the

dalbergioids The dalbergioids are an early-branching monophyletic clade of the flowering plant subfamily Faboideae or Papilionaceae. They are pantropical, particularly being found in the neotropics and sub-Saharan Africa. This clade is consistently resolved a ...

, the ''Andira'' clade, and the Old World Clade), as well as the genus ''

Amphimas ''Amphimas'' is a small genus of flowering plants in the legume family, Fabaceae. It belongs to the subfamily Faboideae. It is a west African tree used for medicine and for wood. ''Amphimas'' was traditionally assigned to the tribe Sophoreae; how ...

''. The clade has the following ICPN-compliant, node-based definition:

The most inclusive crown clade exhibiting the structural rearrangement in the plastid genome (inversion of a ~50 Kb segment in the large-single copy region with endpoints between the ''accD'' and ''trnK'' regions) homologous with that found in ''
Aldina latifolia ''Aldina'' is a genus of trees in the Fabaceae native to the Guiana Shield and northern Amazonia. It is found in lowland humid forests. Species ''Aldina'' comprises the following species: *''Aldina amazonica'' M. Yu. Gontsch. & Yakovlev *'' Ald ...
'' Spruce ex Benth. 1870, '' Holocalyx balansae'' Micheli 1883, ''
Maackia amurensis ''Maackia amurensis'', commonly known as the Amur maackia, is a species of tree in the family Fabaceae that can grow 15 metres (49 ft) tall. The species epithet and common names are from the Amur River region, where the tree originated; it o ...
'' Rupr. 1856, ''
Wisteria floribunda ''Wisteria floribunda'', common name , is a species of flowering plant in the family Fabaceae, native to Japan. Growing to , it is a woody, deciduous twining climber. It was first brought from Japan to the United States in the 1830s. Since then ...
'' (Willd.) DC. 1825, and ''
Glycine max Glycine (symbol Gly or G; ) is an amino acid that has a single hydrogen atom as its side chain. It is the simplest stable amino acid (carbamic acid is unstable), with the chemical formula NH2‐ CH2‐ COOH. Glycine is one of the proteinogeni ...
'' (L.) Merr. 1917, where these taxa are extant species included in the crown clade defined by this name.

References

Meso-Papilionoideae Plant unranked clades {{Faboideae-stub