PLANT SYSTEMATICS

Joseph Pitton de Tournefort(1656 -1708)

• Known as father of genus concept.• He studied under Pierre Magnol in

the University of Montpellier later became the professor of botany at Jardin du Roy in Paris and later , Director of Jardin des Plantes in Paris.

MAJOR CONTRIBUTIONS• He published Elements de botanique in 1694 ,

including 698 genera and 10,146 species.• He was the first to give names and description of

genra.• His system of classification was useful for

identification , recognizing petaliferous and apetalous flowers , free and fused petals , and regular and irregular flowers.

Carlous Linnaeus(1707-1778)

• Known as father of taxonomy.

• Born in Rashult, Sweden on 23 May 1707 .

• He enter the university of Lund in 1727 to learn medicine

CONTRIBUTIONS

• Three universally known works of Linnaeus are; Systema Naturae published in 1735 which contains

the outline of his system of classification. Genera Plantarum published in 1737 that contains

the description of seven genera. Species Plantarum published in 1735 in 2 volumes

which contains his detailed view on plant identification and description of species.

• In recognition of his contributions , Linnaeus was made knight of the polar star in 1753.

• He gave the first sexual system of classification in his Species Plantaraum , on the basis of no. of stamen .

• In 1761 he was granted the patent of nobility.

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