Sébastien Vaillant (May 26, 1669 - May 20, 1722) was a French botanist. May 26 is the 146th day of the year in the Gregorian calendar (147th in leap years). ... Events Samuel Pepys stopped writing his diary. ... May 20 is the 140th day of the year in the Gregorian Calendar (141st in leap years). ... Events Abraham De Moivre states De Moivres theorem connecting trigonometric functions and complex numbers Publication of the first book of Bachs Well-Tempered Clavier Fall of Persias Safavid dynasty during a bloody revolt of the Afghani people. ... Botany is the scientific study of plant life. ...

Vaillant was born at Vigny, Val d'Oise. He studied medicine at Pontoise, and then moved to Paris to practice as a surgeon, where he studied botany at the Jardin des Plantes under Joseph Pitton de Tournefort. Medicine is a branch of health science concerned with maintaining health and restoring it by treating disease. ... The Eiffel Tower has become a symbol of Paris throughout the world. ... The Jardin des Plantes is the main botanical garden in France. ... Joseph Pitton de Tournefort (June 5, 1656 – December 28, 1708) was a French botanist. ...

Vaillant was appointed to the staff of the Jardin des Plantes in 1702, becoming sub-demonstrator of plants in 1708. The standard botanical author abbreviation Vaill. is applied to species he described. The Jardin des Plantes is the main botanical garden in France. ... Events March 8 - William III died; Princess Anne Stuart becomes Queen Anne of England, Scotland and Ireland. ... Events March 23 - James Francis Edward Stuart lands at the Firth of Forth September 28 - Peter the Great defeats the Swedes at the Battle of Lesnaya Kandahar conquered by Mir Wais In Masuria one third of the population die during the plague J.S. Bach appointed as chamber musician and... In biology, binomial nomenclature is a standard convention used for naming species. ... In biology, a species is a kind of organism. ...