Esprit Requien (6 May 1788,

Avignon Avignon (, , ; or , ; ) is the Prefectures in France, prefecture of the Vaucluse department in the Provence-Alpes-Côte d'Azur region of southeastern France. Located on the left bank of the river Rhône, the Communes of France, commune had a ...

– 30 May 1851, Bonifacio, Corse-du-Sud) was a French naturalist, who made contributions in the fields of conchology,

paleontology Paleontology, also spelled as palaeontology or palæontology, is the scientific study of the life of the past, mainly but not exclusively through the study of fossils. Paleontologists use fossils as a means to classify organisms, measure ge ...

and especially

botany Botany, also called plant science, is the branch of natural science and biology studying plants, especially Plant anatomy, their anatomy, Plant taxonomy, taxonomy, and Plant ecology, ecology. A botanist or plant scientist is a scientist who s ...

. From the age of 18, he was associated with the

botanical garden A botanical garden or botanic gardenThe terms ''botanic'' and ''botanical'' and ''garden'' or ''gardens'' are used more-or-less interchangeably, although the word ''botanic'' is generally reserved for the earlier, more traditional gardens. is ...

in the city of

. He performed extensive studies of flora native to

Corsica Corsica ( , , ; ; ) is an island in the Mediterranean Sea and one of the Regions of France, 18 regions of France. It is the List of islands in the Mediterranean#By area, fourth-largest island in the Mediterranean and lies southeast of the Metro ...

and in the environs of Mont Ventoux. During his lifetime, he amassed an herbarium of 300,000 specimens.Prosopo
Les sociétés savantes In the fields of conchology and palaeontology, he conducted collecting expeditions to the Pyrenees,

Catalonia Catalonia is an autonomous community of Spain, designated as a ''nationalities and regions of Spain, nationality'' by its Statute of Autonomy of Catalonia of 2006, Statute of Autonomy. Most of its territory (except the Val d'Aran) is situate ...

and

Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...

. The natural history museum, Musée Requien, in Avignon is named in his honor. He is the taxonomic authority of a monotypic plant genus '' Helxine'', now treated as a synonym of Soleirolia soleirolii, in the nettle family Urticaceae. The genera of

lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...

ized

fungi A fungus (: fungi , , , or ; or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified as one ...

, '' Requienella'' (author Jean-Henri Fabre) and the flowering plant '' Requienia'' (author

Augustin Pyramus de Candolle Augustin Pyramus (or Pyrame) de Candolle (, , ; 4 February 17789 September 1841) was a Swiss people, Swiss botany, botanist. René Louiche Desfontaines launched de Candolle's botanical career by recommending him at a herbarium. Within a couple ...

) are named after him, as are plants with the specific and subspecific epithets of ''requienii''. The

World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ...

lists 57 marine species names by Requien, most of which have become synonyms.

Written works

* ''Observations sur quelques plantes rares ou nouvelles de la flore française'', 1825 - Observations on some rare and new botanical species found in France. * ''Catalogue des végétaux ligneux qui croissent naturellement en Corse'', 1852 - Catalogue of woody plants native to

. * ''Bibliographie des journaux publiés à Avignon et dans le département de Vaucluse'', 1837 - Bibliography of papers published in Avignon and in the department of Vaucluse. * ''Dons faits au Museum Calve'', 1839-1846 - Donations to the Museum Calve. * ''Catalogue des coquilles de l'île de Corse'', 1848 - a catalog of Corsican seashells.OCLC Classify
(publications)

References

External links

Musée Requien
{{DEFAULTSORT:Requien, Esprit 1788 births 1851 deaths French naturalists 19th-century French botanists Conchologists People from Avignon