FACTOID # 21: 15% of Army recruits from South Dakota are Native American, which is roughly the same percentage for female Army recruits in the state.
 
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Encyclopedia > Binary name

In botanical nomenclature, the ICBN prescribes a two-part name or binary name for any taxon below the rank of genus down to, and including the rank of species. Taxa below the rank of species (infraspecific taxa) get a three part name (ternary name). Botanical nomenclature Plants are given formal names, governed by the ICBN. Within the limits set by the ICBN there is a separate set of rules, the ICNCP, for those plants in cultivation that require separate recognition, so-called cultivars. ... The International Code of Botanical Nomenclature is the set of rules according to which plants are given their formal botanical names (scientific names). ... In botanical nomenclature, a taxon is usually assigned to a rank in a hierarchy. ...


The ranks explicitly mentioned in the ICBN as having a binary name are: The International Code of Botanical Nomenclature is the set of rules according to which plants are given their formal botanical names (scientific names). ...


A binary name consists of the name of a genus and an epithet. In biology, a subgenus is a taxonomic grade intermediate between genus and species. ... In a general sense, a series is a related set of things that occur one after the other or are otherwise connected one after the other. ... In biology, the most commonly used definition of species was first coined by Ernst Mayr. ... In biology, a genus (plural genera) is a grouping in the classification of living organisms having one or more related and morphologically similar species. ...

  • In the case of a species this is a specific epithet:
Bellis perennis is the name of a species, with perennis the specific epithet. There is no connecting term involved, to indicate the rank
  • In the case of a subdivion of a genus (subgenus, section, subsection, series, subseries, etc) the name consist of the name of a genus and a subdivisional epithet. A connecting term should be placed before the subdivisional epithet to indicate the rank.
Paraserianthes sect. Falcataria

See also Daisy, Arkansas, United States and Daisy, Georgia, United States. ... A specific epithet is a biological epithet of a species. ...

More than two parts

Sometimes a subdivision of a genus may be indicated with a listing in three or more parts. However, this is not its formal name. Its botanical name is in two parts.


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