Carl Linnaeus a rare book, if he let Linnaeus stay with him, and Burman accepted. On 24 September 1735, Linnaeus moved to Hartekamp to become personal physician to Clifford, and curator of Clifford's herbarium. He was paid 1,000 florins a year, with free board and lodging. Though the agreement was only for a winter of that year, Linnaeus practically stayed there until 1738. It was here that he wrote a book "Hortus Cliffortianus", in the preface of which he described his experience as "the happiest time of my life." (A portion of Hartekamp was declared as public garden in April 1956 by
Taxonomy (biology) his taxa on many combined characters. The next major taxonomic works were produced by Joseph Pitton de Tournefort (France, 1656–1708). His work from 1700, "Institutiones Rei Herbariae", included more than 9000 species in 698 genera, which directly influenced Linnaeus, as it was the text he used as a young student. The Swedish botanist Carl Linnaeus (1707–1778) ushered in a new era of taxonomy. With his major works "Systema Naturae" 1st Edition in 1735, "Species Plantarum" in 1753, and "Systema Naturae" 10th Edition, he revolutionized modern taxonomy. His works implemented a standardized binomial naming system for animal and plant species, which