Pierre Clement Augustin Dangeard (23 November 1862, Ségrie – 10 November 1947, Ségrie) was a

botanist 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 ...

and

mycologist Mycology is the branch of biology concerned with the study of fungi, including their taxonomy, genetics, biochemical properties, and use by humans. Fungi can be a source of tinder, food, traditional medicine, as well as entheogens, poison, and ...

known for his investigations of sexual reproduction in fungi. He was the father of botanist

Pierre Dangeard Pierre Jean-Louis Dangeard (18 February 1895 in Poitiers, France – 23 August 1970 in Pléneuf-Val-André, France) was a French botanist. He was the son of botanist and mycologist Pierre Augustin Dangeard and brother of geologist and ocea ...

(1895–1970) and

geologist A geologist is a scientist who studies the structure, composition, and History of Earth, history of Earth. Geologists incorporate techniques from physics, chemistry, biology, mathematics, and geography to perform research in the Field research, ...

Louis Dangeard Louis Marie Bernard Dangeard (April 29, 1898, in Poitiers, France – April 15, 1987, in Paris, France) was a French geologist and oceanographer. He was son of the botanist and mycologist Pierre Augustin Dangeard. His brother was the botanist Pi ...

(1898–1987). Beginning in 1883, he worked as a ''préparateur'' to the faculty at

Caen Caen (; ; ) is a Communes of France, commune inland from the northwestern coast of France. It is the Prefectures in France, prefecture of the Departments of France, department of Calvados (department), Calvados. The city proper has 105,512 inha ...

, earning his doctorate in 1886. Following graduation, he served as chief of ''travaux de botanique''. In 1891 he was appointed associate professor of botany at the

University of Poitiers The University of Poitiers (UP; , ) is a public university located in Poitiers, France. It is a member of the Coimbra Group. It is multidisciplinary and contributes to making Poitiers the city with the highest student/inhabitant ratio in France ...

, later relocating to

Paris Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, largest city of France. With an estimated population of 2,048,472 residents in January 2025 in an area of more than , Paris is the List of ci ...

as a lecturer at the faculty of sciences. In 1921 he attained the title of professor in Paris. In 1887 he founded the scientific journal ''Le Botaniste''. He was the member of several learned societies, such as the

Académie des sciences The French Academy of Sciences (, ) is a learned society, founded in 1666 by Louis XIV at the suggestion of Jean-Baptiste Colbert, to encourage and protect the spirit of French Scientific method, scientific research. It was at the forefron ...

(1917), the

Société botanique de France The Société botanique de France (SBF) is a French learned society founded on 23 April 1854. At its inaugural meeting it stated its purpose as "to contribute to the progress of botany and related sciences and to facilitate, by all means at its di ...

(president 1914–18) and the

Société mycologique de France The Société mycologique de France (, Mycological Society of France), often known by the abbreviation SMF, is an association linking French and French-speaking mycologists. History The society was founded in 1884 in Épinal in the Vosges by ...

. He was the circumscriber of the mycological genus ''Amoebophilus''.Mushroom the Journal
biography/bibliography He was honoured in 1899, when botanists

Pier Andrea Saccardo Pier Andrea Saccardo (23 April 1845 in Treviso, Province of Treviso, Treviso – 12 February 1920 in Padua, Italy, Padua) was an Italian botany, botanist and mycology, mycologist. His multi-volume ''Sylloge Fungorum'' was one of the first attempt ...

and

Paul Sydow Paul Sydow (1 November 1851 in Kallies – 26 February 1925 in Sophienstädt near Ruhlsdorf) was a German mycologist and lichenologist, father of Hans Sydow (1879–1946). He worked as a schoolmaster in Berlin. With his son, Hans, he authored w ...

published '' Dangeardiella'', which 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 ...

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 ...

in the class

Dothideomycetes Dothideomycetes is the largest and most diverse class of ascomycete fungi. It comprises 11 orders 90 families, 1,300 genera and over 19,000 known species. Wijayawardene et al. in 2020 added more orders to the class. Traditionally, most of it ...

.http://www.indexfungorum.org/Names/genusrecord.asp?RecordID=1410 Dangeardiella

Published works

* ''Mémoire sur la reproduction sexuelle des Basidiomycètes'', in Le Botaniste 4 pp. 119 - 181. (1894) – Report on sexual reproduction in

Basidiomycetes Basidiomycota () is one of two large division (mycology), divisions that, together with the Ascomycota, constitute the subkingdom Dikarya (often referred to as the "higher fungi") within the kingdom Fungi. Members are known as basidiomycetes. Mor ...

. * ''La reproduction sexuelle des Ascomycètes'', in Le Botaniste 4:1 pp. 21 - 58. (1894) – Sexual reproduction of

Ascomycetes Ascomycota is a phylum of the kingdom Fungi that, together with the Basidiomycota, forms the subkingdom Dikarya. Its members are commonly known as the sac fungi or ascomycetes. It is the largest phylum of Fungi, with over 64,000 species. The de ...

. * ''Les ancêtres des champignons supérieurs'', in Le Botaniste 9 pp. 1 - 263, (1903) – The ancestors of the higher fungi. * ''Recherches sur le développement du périthèce chez les Ascomycètes'', in Le Botaniste 9 pp. 59 - 303 (1907) – Research on the development of the

perithecium An ascocarp, or ascoma (: ascomata), is the fruiting body ( sporocarp) of an ascomycete phylum fungus. It consists of very tightly interwoven hyphae and millions of embedded asci, each of which typically contains four to eight ascospores. Ascoc ...

in Ascomycetes. * ''L'origine du périthèce chez les Ascomycètes'', in Le Botaniste 10 pp. 1 - 385, (1907) – The origin of the perithecium in Ascomycetes. * ''Observations sur la famille des Labyrinthulées et sur quelques autres parasites des Cladophora'', in Le Botaniste 24:3 pp. 217 - 258, (1932) – Observations on the family Labyrinthules and some other parasites of

Cladophora ''Cladophora'' is a genus of reticulated filamentous green algae in the class Ulvophyceae. They may be referred to as reticulated algae, branching algae, or blanket weed. The genus has a worldwide distribution and is harvested for use as a food a ...

References

* Article based on a translation of an equivalent article at the

French Wikipedia The French Wikipedia () is the French-language edition of Wikipedia, the free online encyclopedia. This edition was started on 23 March 2001, two months after the official creation of Wikipedia. It has :fr:Special:Statistics, encyclopedia artic ...

, sources listed as: ** Christophe Charle et Eva Telkes (1989). Les Professeurs de la Faculté des sciences de Paris. Dictionnaire biographique (1901-1939), Institut national de recherche pédagogique (Paris) et CNRS Éditions, collection Histoire biographique de l’Enseignement : 270 p. () ** Jean Dhombres (dir.) (1995). Aventures scientifiques. Savants en Poitou-Charentes du XVIe au XXe siècle. Les éditions de l’Actualité Poitou-Charentes (Poitiers) : 262 p. () {{DEFAULTSORT:Dangeard, Pierre-Augustin 1862 births 1947 deaths 19th-century French botanists French mycologists Members of the French Academy of Sciences People from Sarthe Academic staff of the University of Poitiers University of Caen Normandy alumni 20th-century French botanists