Botanists with author abbreviations

Dominique Clos (25 May 1821, Sorèze – 19 August 1908) was a French physician and botanist.
He studied medicine and sciences in Toulouse and Paris, obtaining his medical degree in 1845 and his PhD in natural sciences in 1848. In 1853 he succeeded Alfred Moquin-Tandon as professor of botany at the University of Toulouse, maintaining this position until his retirement in 1889. At Toulouse, he made major contributions to its botanical garden and herbarium. From 1881 to 1908, he was a correspondent-member of the Académie des sciences.
He was the author of numerous works on descriptive botany, plant teratology, phytogeography and agricultural botany. As a taxonomist, he described many species from various plant families. Taxa with the specific epithet of closianus are named in his honor' an example being Astragalus closianus.

Gaspard Adolphe Chatin (30 November 1813, Tullins – 13 January 1901) was a French physician, mycologist and botanist who was born in Tullins Isère, and died in Les Essarts-le-Roi. He was the first to prove that goiter was related to iodine deficiency.
He studied at the Faculté de Médecine in Paris and received his doctorate in May 1840. In 1841, he became Chief Pharmacist at the Beaujon Hospital in Paris, and in 1859 at the Hôtel-Dieu de Paris. He taught botany at the Ecole Superieure de Pharmacie, which he directed from 1874. In April 1886, there were student riots at the school, and his dismissal was demanded. He retired in August 1886 with the title of honorary director.
He was a member of the Académie Nationale de Médecine (1853) and the Académie des Sciences (1874). He was a member of the Société Botanique de France, which he led in 1862, 1878, 1886 and 1896. In 1878, he became an Officer of the Legion d'honneur.
He was the father of the botanist and zoologist Joannes Charles Melchior Chatin (1847–1912).

Maurice Jules Gaston Corneille Caullery (5 September 1868, Bergues – 13 July 1958, Paris) was a French biologist.

Louis Édouard Bureau (25 May 1830 in Nantes – 14 December 1918 in Paris) was a French physician and botanist.
Édouard Bureau began his medical studies in Nantes in 1848, where he held the post of director of the Muséum de Nantes (Nantes Museum). He completed his medical degree in Paris in 1852. In 1872 he obtained a post as a naturalist assistant at the Muséum national d'histoire naturelle (French National Museum of Natural History) in the laboratory of Adolphe Brongniart, where he replaced Edmond Tulasne. In 1874 he received appointment to the new botany post dealing with classification. Beginning in 1875, he was a director of the herbaria at the museum. He was a professor at the museum from 1874 until he retired in 1905. Adrien Franchet was his assistant in the 80's. He was succeeded by Paul Henri Lecomte.
Bureau was one of the founders of the Société botanique de France (French Botanical Society) and was the chairman in 1875, 1883, 1902 and 1905. In 1895 he was elected to the French Academy of Medicine. From 1895 to 1917, he was a member of the Comité travaux of the historiques et scientifiques (French Committee for Historical and Scientific Endeavors).
Bureau was a significant contributor to Baillon’s Dictionnaire de Botanique (Botanical Dictionary). He wrote the chapters on the Moraceae, including the Artocarpeae (the breadfruit tribe), for volume XVII (1873) of Candolle’s Prodromus systematis naturalis regni vegetabilis (A preliminary natural system for the plant kingdom). Together with Karl Moritz Schumann, he wrote the Bignoniaceae section of Volume VIII of Carl Friedrich Philipp von Martius’s Flora brasiliensis (Flora of Brazil).
Bureau was particularly interested in paleobotany and significantly increased the museum's paleontological holdings. From 1910–1914 he published a two-volume work on the fossils of the Loire basin, and in 1911, he published a further work specifically on the Devonian there.The species Rhododendron bureavii, belonging to the taxonomically complex group of elepidote (nonscaly) rhododendrons, was named in his honor and was based upon specimens from China in his private collection.

Julius Oscar Brefeld (19 August 1839 – 12 January 1925), usually just Oscar Brefeld, was a German botanist and mycologist.

Jean-Baptiste Édouard Bornet (September 2, 1828, Guérigny – December 18, 1911, Paris) was a French botanist. The standard author abbreviation Bornet is used to indicate this person as the author when citing a botanical name.

Louis Florimond Joseph Blaringhem (1 February 1878 in Locon – 1 January 1958 in Paris) was a French agronomist and botanist.

Charles Eugène Bertrand (2 January 1851, in Paris – 18 August 1917) was a French botanist, paleobotanist and geologist. He is remembered for his research involving the formation of coal.
He studied sciences in Paris, where he had as influences botanist Joseph Decaisne and plant physiologist Pierre Paul Deherain. In 1874 he obtained his doctorate in sciences, and was later appointed professor of botany at the University of Lille (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. He was the father of botanist Paul Charles Édouard Bertrand (1879-1944).

Cornelis Gijsbert Gerrit Jan van Steenis (31 October 1901 – 14 May 1986) was a Dutch botanist. Van Steenis wrote many publications on the flora of the Maritime Southeast Asia region, among others about taxonomy and plant geography. Besides his expeditions in the Malay region, he also traveled in Australia and New Zealand.

Andreas Franz Wilhelm Schimper (12 May 1856 – 9 September 1901) was a German botanist and phytogeographer who made major contributions in the fields of histology, ecology and plant geography. He travelled to South East Asia and the Caribbean as part of the 1899 deep-sea expedition. He coined the terms tropical rainforest and sclerophyll and is commemorated in numerous specific names.