Charles Eugène Bertrand (2 January 1851, in

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 ...

– 18 August 1917) was a

French French may refer to: * Something of, from, or related to France ** French language, which originated in France ** French people, a nation and ethnic group ** French cuisine, cooking traditions and practices Arts and media * The French (band), ...

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 ...

paleobotanist Paleobotany or palaeobotany, also known as paleophytology, is the branch of botany dealing with the recovery and identification of plant fossils from geological contexts, and their use for the biological reconstruction of past environments (pale ...

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, ...

. He is remembered for his research involving the formation of

coal Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other Chemical element, elements, chiefly hydrogen, sulfur, oxygen, and nitrogen. Coal i ...

. He studied sciences in

, where he had as influences botanist

Joseph Decaisne Joseph Decaisne (7 March 1807 – 8 January 1882) was a French botanist and agronomist. He became an ''aide-naturaliste'' to Adrien-Henri de Jussieu (1797–1853), who served as the chair of rural botany. It was during this time that he began to ...

and

plant physiologist Plant physiology is a subdiscipline of botany concerned with the functioning, or physiology, of plants. Plant physiologists study fundamental processes of plants, such as photosynthesis, respiration, plant nutrition, plant hormone functions, tropi ...

Pierre Paul Deherain Pierre is a masculine given name. It is a French form of the name Peter. Pierre originally meant "rock" or "stone" in French (derived from the Greek word πέτρος (''petros'') meaning "stone, rock", via Latin "petra"). It is a translation ...

. In 1874 he obtained his doctorate in sciences, and was later appointed professor of botany at the

University of Lille The University of Lille (, abbreviated as ULille, UDL or univ-lille) is a French public research university based in Lille, Hauts-de-France. It has its origins in the University of Douai (1559), and resulted from the merger of three universities ...

(1878). From 1881 to 1887, he was head of the ''Archives botaniques du nord de la France''. In 1878 he became a member of 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 ...

.Prosopo
Sociétés savantes He was the father of botanist Paul Charles Édouard Bertrand (1879-1944).

Partial list of publications

* ''Anatomie comparée des tiges et des feuilles chez les gnétacies et chez les conifères'', 1874 -

Comparative anatomy Comparative anatomy is the study of similarities and differences in the anatomy of different species. It is closely related to evolutionary biology and phylogeny (the evolution of species). The science began in the classical era, continuing in t ...

of the stems and leaves of

Gnetaceae ''Gnetum'' is a genus of gymnosperms, the sole genus in the family Gnetaceae within the Gnetophyta. They are tropical evergreen trees, shrubs and lianas. Unlike other gymnosperms, they possess vessel elements in the xylem. Some species have bee ...

with

conifer Conifers () are a group of conifer cone, cone-bearing Spermatophyte, seed plants, a subset of gymnosperms. Scientifically, they make up the phylum, division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a sin ...

s. * ''Traité de botanique à l'usage des aspirants au grade de licencié ès sciences naturelles et au grade d'agrégé des lycées pour les sciences naturelles'', 1881. * ''Recherches sur les tmésiptéridées'', 1883 - Research of Tmesipteridaceae. * ''Nouvelles remarques sur le Kerosene shale de la Nouvelle-Galles du Sud'', 1895 - New remarks on

kerosene shale Torbanite, also known historically as boghead coal or kerosene shale, is a variety of fine-grained black oil shale. It usually occurs as Lens (geology), lenticular masses, often associated with deposits of Permian coals. Torbanite is classified ...

New South Wales New South Wales (commonly abbreviated as NSW) is a States and territories of Australia, state on the Eastern states of Australia, east coast of :Australia. It borders Queensland to the north, Victoria (state), Victoria to the south, and South ...

. * ''Les charbons humiques et les charbons de purins'', 1898 -

Humic Humic substances (HS) are colored relatively recalcitrant organic compounds naturally formed during long-term decomposition and transformation of biomass residues. The color of humic substances varies from bright yellow to light or dark brown lead ...

coal, etc.IDREF.fr
(bibliography)

References

20th-century French geologists French paleontologists 1851 births 1917 deaths Paleobotanists Academic staff of the Lille University of Science and Technology Scientists from Paris 19th-century French botanists 20th-century French botanists 19th-century French geologists {{France-scientist-stub