doctoral_advisor death_date death_place birth_place image_size nationality birth_date known_for image article_title name alma_mater
joseph pitton de tournefort 20 may 1722 paris vigny 240px french 26 may 1669 botany sébastien vaillant.jpg sébastien vaillant
 sébastien vaillant jardin des plantes
sébastien vaillant

sébastien vaillant -lrb- 26 may 1669 -- 20 may 1722 -rrb- was a french botanist .
vaillant was born at vigny in present-day 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 .
vaillant was appointed to the staff of the jardin des plantes in 1702 , becoming sub-demonstrator of plants in 1708 .
in his inaugural lecture , vaillant discusses the reproduction of plants and floral organ function by making analogies with animal reproduction .
fagon obtained permission from louis xiv to build a drug cabinet in the jardin du roi , charge the load and provide care .
in 1714 , he obtained permission to build a greenhouse to cultivate succulents , and a second in 1717 .
it was he who introduced into france the use of greenhouses .
in 1716 , vail entered the academy of sciences .
he became ill and too poor to publish his ` botanicon parisiensis ' -lrb- alphabetically or enumeration of plants that grow in and around paris -rrb- illustrated by claude aubriet , a fruit of 36 years of work ; he left his work at herman boerhaave -lrb- 1668 -- 1738 -rrb- .
this engraved illustrations and published in 1727 .
it is a work of particular importance in the history of botany and one of the first to describe the flora known .
vaillant introduces the terms of stamen , ovary and egg in their current direction .
all his life , vaillant opposed to theses tournefort ; for this he was dedicated , however , a genus valantia , as carl von linné -lrb- 1707 -- 1778 -rrb- later changed in vaillantia -lrb- family rubiaceae -rrb- .
his herbarium is now kept at the national museum of natural history .
the standard botanical author abbreviation vaill .
is applied to species he described .
