Jean Antoine Arthur Gris (December 11, 1829 - August 19, 1872) was a French botanist who was a native of Châtillon-sur-Seine

Châtillon-sur-Seine

Châtillon-sur-Seine is a commune of the Côte-d'Or department in eastern France.-Population:-Personalities:Châtillon-sur-Seine was the birthplace of:* Auguste Marmont, duke of Ragusa , Marshal of France...

, in the department of Côte-d'Or

Côte-d'Or

Côte-d'Or is a department in the eastern part of France.- History :Côte-d'Or is one of the original 83 departments created during the French Revolution on 4 March 1790. It was formed from part of the former province of Burgundy.- Geography :...

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From 1855 he worked in the laboratory of Adolphe-Théodore Brongniart (1801-1876) in the Muséum national d'histoire naturelle

Muséum national d'histoire naturelle

The Muséum national d'Histoire naturelle is the National Museum of Natural History in Paris, France.- History :The museum was formally founded on 10 June 1793, during the French Revolution...

in Paris

Paris

Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...

. In 1859 he received his PhD with a dissertation involving microscopic studies of chlorophyll

Chlorophyll

Chlorophyll is a green pigment found in almost all plants, algae, and cyanobacteria. Its name is derived from the Greek words χλωρος, chloros and φύλλον, phyllon . Chlorophyll is an extremely important biomolecule, critical in photosynthesis, which allows plants to obtain energy from light...

. He was the author of 80 scientific articles, the majority of them being published in the Bulletin de la Société botanique de France and the Annales des sciences naturelles. Jean Gris died in Paris on August 19, 1872 at the age of 42.