BIOLOGIST

Jakob Friedrich Ehrhart

1742 - 1795

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Jakob Friedrich Ehrhart (4 November 1742, Holderbank, Aargau – 26 June 1795) was a German botanist, a pupil of Carl Linnaeus at Uppsala University, and later director of the Botanical Garden of Hannover, where he produced several major botanical works between 1780 and 1793. Ehrhart was the first author to use the rank of subspecies in botanical literature, and he published many subspecific names between 1780 and 1789. Ehrhart issued several exsiccatae, the first one Phytophylacium Ehrhartianum, continens plantas, quas in locis earum natalibus collegit et exsiccavit Fridericus Ehrhart (1780-1785). Read more on Wikipedia

Since 2007, the English Wikipedia page of Jakob Friedrich Ehrhart has received more than 21,416 page views. His biography is available in 24 different languages on Wikipedia. Jakob Friedrich Ehrhart is the 295th most popular biologist (down from 257th in 2019), the 226th most popular biography from Switzerland (down from 200th in 2019) and the 10th most popular Swiss Biologist.

Memorability Metrics

  • 21k

    Page Views (PV)

  • 61.71

    Historical Popularity Index (HPI)

  • 24

    Languages Editions (L)

  • 11.46

    Effective Languages (L*)

  • 1.42

    Coefficient of Variation (CV)

Among BIOLOGISTS

Among biologists, Jakob Friedrich Ehrhart ranks 295 out of 1,097. Before him are Rudolf Weigl, Anselme Gaëtan Desmarest, Johann Hermann, Carl Hagenbeck, Leopold Fitzinger, and Otto Brunfels. After him are Carl Nägeli, Friedrich Loeffler, Félix d'Herelle, Nikolai Severtzov, Conrad Moench, and Alexander von Middendorff.

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Contemporaries

Among people born in 1742, Jakob Friedrich Ehrhart ranks 12. Before him are Agha Mohammad Khan Qajar, Georg Christoph Lichtenberg, Nicolas Leblanc, Dositej Obradović, Jean-Mathieu-Philibert Sérurier, and François Laurent d'Arlandes. After him are Ignaz von Born, Charlotte von Stein, Jean Baptiste François Pierre Bulliard, Eugenius Johann Christoph Esper, Nathanael Greene, and Pōmare I. Among people deceased in 1795, Jakob Friedrich Ehrhart ranks 14. Before him are Carl Michael Bellman, Ahilyabai Holkar, Josiah Wedgwood, Charles II August, Duke of Zweibrücken, Archduke Alexander Leopold of Austria, and James Boswell. After him are Charles-Amédée-Philippe van Loo, Samuel Wallis, Honoré III, Prince of Monaco, Pieter Boddaert, Jean-Jacques Barthélemy, and Antonio de Ulloa.

Others Born in 1742

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Others Deceased in 1795

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In Switzerland

Among people born in Switzerland, Jakob Friedrich Ehrhart ranks 226 out of 1,015. Before him are Umberto Agnelli (1934), Robert Miles (1969), Denis de Rougemont (1906), George de Mestral (1907), Pascal Couchepin (1942), and Jean Charles Galissard de Marignac (1817). After him are Carl Nägeli (1817), Marcel Bezençon (1907), Pierre Jeanneret (1896), Jean-André Deluc (1727), Conrad Ferdinand Meyer (1825), and Jean Vanier (1928).

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Among BIOLOGISTS In Switzerland

Among biologists born in Switzerland, Jakob Friedrich Ehrhart ranks 10. Before him are Werner Arber (1929), Louis Agassiz (1807), Gaspard Bauhin (1560), Charles Bonnet (1720), Alexander Agassiz (1835), and Albert von Kölliker (1817). After him are Carl Nägeli (1817), Josias Braun-Blanquet (1884), Abraham Trembley (1710), François-Alphonse Forel (1841), Pierre Edmond Boissier (1810), and Johann Jakob von Tschudi (1818).

Swiss born Biologists

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