''Emmotum'' is a

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 in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Metteniusaceae Metteniusaceae are a family of flowering plants, the only family in the order Metteniusales. It consists of about 10 genera and 50 species of trees, shrubs, and lianas, primarily of the tropics. The family was formerly restricted to just ''Metten ...

. It was formerly placed in the family

Icacinaceae The Icacinaceae, also called the white pear family, are a family of flowering plants,"Icacinaceae" At: Angiosperm Phylogeny Website At: Missouri Botanical Garden Website (see ''External links'' below). consisting of trees, shrubs, and lianas, pri ...

. It has about 13

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

. One of these species, ''E. harleyi'', was described in 2007.Rodrigo Duno de Stefano, Diego F. Angulo, and Fred W. Stauffer. 2007. "''Emmotum harleyi'', a New Species from Bahia, Brazil, and Lectotypification of Other Icacinaceae". ''Novon'' 17(3):306-309.

Description

''Emmotum'' is a genus of

shrub A shrub (often also called a bush) is a small-to-medium-sized perennial woody plant. Unlike herbaceous plants, shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. They are distinguished from trees ...

s and

tree In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are ...

s. The

flower A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechani ...

s are small and

white White is the lightest color and is achromatic (having no hue). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully reflect and scatter all the visible wavelengths of light. White on ...

. The inner surface of the

petal Petals are modified Leaf, leaves that surround the reproductive parts of flowers. They are often advertising coloration, brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''c ...

s is conspicuously

hairy Hairy may refer to: * people or animals covered in hairs or fur * plants covered in trichomes * insects covered in setae * people nicknamed "the Hairy" * Hairy (gene) See also * Hairies, a fictional people * Haerye ''Hunminjeongeum Haerye'' ...

. ''Emmotum'' has a 3- locular

ovary The ovary is an organ in the female reproductive system that produces an ovum. When released, this travels down the fallopian tube into the uterus, where it may become fertilized by a sperm. There is an ovary () found on each side of the body. ...

Taxonomy

The

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

for ''Emmotum'' is ''E. fagifolium'' W. Hamilton. ''Emmotum'' is divided into two

sections Section, Sectioning or Sectioned may refer to: Arts, entertainment and media * Section (music), a complete, but not independent, musical idea * Section (typography), a subdivision, especially of a chapter, in books and documents ** Section sig ...

: ''Emmotum'' and ''Brevistyla''. Section ''Brevistyla'' comprises four species and had formerly been treated as a separate genus. ''Emmotum'' was named by Desvaux and

Hamilton Hamilton may refer to: People * Hamilton (name), a common British surname and occasional given name, usually of Scottish origin, including a list of persons with the surname ** The Duke of Hamilton, the premier peer of Scotland ** Lord Hamilt ...

(1783–1856) in 1825.''Emmotum'' At: International Plant Names Index. (See ''External links'' below).William Hamilton. 1825. ''Prodromus Plantarum Indiae Occidentalis'':29. (See ''External links'' below)

George Bentham George Bentham (22 September 1800 – 10 September 1884) was an English botanist, described by the weed botanist Duane Isely as "the premier systematic botanist of the nineteenth century". Born into a distinguished family, he initially studi ...

described the genus ''Pogopetalum'' in 1841, but John Miers recognized that it was the same as ''Emmotum'', described earlier. Because the earlier name has priority, ''Pogopetalum'' is no longer a

correct name In botany, the correct name according to the International Code of Nomenclature for algae, fungi, and plants (ICN) is the one and only botanical name that is to be used for a particular taxon, when that taxon has a particular circumscription, posit ...

. ''Emmotum'' belongs to an informal

group A group is a number of persons or things that are located, gathered, or classed together. Groups of people * Cultural group, a group whose members share the same cultural identity * Ethnic group, a group whose members share the same ethnic iden ...

of six genera known as the ''Emmotum'' group, that was formerly placed in family Icacinaceae.Frederick Lens, Jesper Kårehed, Pieter Baas, Steven Jansen, David Rabaey, Suzy Huysmans, Thomas Hamann, and Eric Smets. 2008. "The wood anatomy of the polyphyletic Icacinaceae s.l. and their relationships within asterids". ''Taxon'' 57(2):525-552. These genera are: ''

Calatola ''Calatola'' is a genus of flowering plants in the Family (biology), family Metteniusaceae. It was formerly placed in the family Icacinaceae. Its Range (biology), range is from Mexico to Peru. There are nine species.Tropicos, botanical informati ...

'', ''

Ottoschulzia ''Ottoschulzia'' is a genus of flowering plants belonging to the family Metteniusaceae. Its native range is from south-eastern Mexico to Guatemala, and the Caribbean. It is also found in the countries of Cuba, the Dominican Republic, Haiti and Pu ...

'', '' Oecopetalum'', '' Poraqueiba'', ''Emmotum'', and ''

Platea Plataea or Plataia (; grc, Πλάταια), also Plataeae or Plataiai (; grc, Πλαταιαί), was an ancient city, located in Greece in southeastern Boeotia, south of Thebes.Mish, Frederick C., Editor in Chief. “Plataea.” '' Webst ...

''. ''Platea'' is

native Native may refer to: People * Jus soli, citizenship by right of birth * Indigenous peoples, peoples with a set of specific rights based on their historical ties to a particular territory ** Native Americans (disambiguation) In arts and entert ...

Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...

, while the others are from the

New World The term ''New World'' is often used to mean the majority of Earth's Western Hemisphere, specifically the Americas."America." ''The Oxford Companion to the English Language'' (). McArthur, Tom, ed., 1992. New York: Oxford University Press, p. 3 ...

.Rodrigo Duno de Stefano and Germán Carnevali Fernández-Concha. 2011. "Morphology-inferred phylogeny and a revision of the genus ''Emmotum'' (Icacinaceae)". ''Annals of the Missouri Botanical Garden'' 98(1):1-27. In the past, a separate family Emmotaceae was established with two genera, both having three carpels. pages 842 and 843 The

APG IV system The APG IV system of flowering plant classification is the fourth version of a modern, mostly molecular-based, system of plant taxonomy for flowering plants (angiosperms) being developed by the Angiosperm Phylogeny Group (APG). It was publishe ...

places this group in the family

Species

Species include:

References

External links

''Emmotum''
At:Plant Names
At:IPNI

''Emmotum''
In:Prodromus Plantarum Indiae Occidentalis
{{Taxonbar, from=Q580109 Metteniusaceae Asterid genera