Hermann Friedrich Kessler

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Hermann Friedrich Kessler (born June 17, 1816 in Treis an der Lumda , † April 2, 1897 in Kassel ) was a German teacher, botanist and entomologist .

Life

Hermann Friedrich Kessler was the son of Treis' only teacher from 1814 to 1831. He also completed his teacher training, passed the elementary school teacher examination in 1836 and then taught first in Allna near Oberweimar and later in Marburg . In 1843 he moved to the secondary school in Kassel and taught there until his retirement in 1889. In 1880 he became a senior teacher and in 1889 he was awarded the title of professor.

His scientific interest was initially directed to botany. He published the correspondence between Wilhelm IV. , Which he conducted with like-minded princes and botanists, and edited the three-volume Ratzenberger Herbarium after being found in a junk room of the Kunsthaus .

Later he devoted himself mainly to entomological research. For his treatise on the life story of Ceuthorhynchus sulcicollis Gyllenhall and Nematus ventricosus Klug , he was awarded a Dr. phil. PhD .

He is the first to describe the aphid Periphyllus lyropictus ( Kessler , 1886).

Hermann Friedrich Kessler was a member of the Association for Natural History in Cassel and was entered on December 23, 1879 in the Zoology and Anatomy Section with the matriculation number. Admitted to the German Academy of Sciences Leopoldina as a member in 2239 . In 1886, on his 50th anniversary as a teacher, he was awarded the Order of the Red Eagle 4th class with the anniversary number 50.

He had been married to his wife Elise, née Viehmann, since 1851. The orientalist Konrad Kessler was the couple's son.

Fonts (selection)

  • Landgrave Wilhelm IV of Hesse as a botanist; a contribution to the history of botany. In: Proqramm der Realschule zu Cassel, pp. 1–22, Cassel 1859
  • Landgrave Wilhelm IV of Hesse as a botanist. A contribution to the history of botany. In: Flora, 7, 1860, pp. 97–111 ( digitized version )
  • The life story of Ceuthorhynchus sulcicollis Gyllenhal and Nematus ventricosus Klug. Contribution to the knowledge and extermination of harmful garden insects. Kay, Cassel 1866 ( digitized version )
  • The oldest and first herbarium in Germany, in 1592 by Dr. Caspar Ratzenberger, currently still in the Royal Museum in Cassel . Freyschmidt, Cassel 1870 ( digitized version )
  • The development and life history of Chaitophorus aceris Koch, Chaitophorus testudinatus Thornton and Chaitophorus lyropictus Kessler. Three special species (previously known only as one species, Aphis aceris Linne). In: Nova Acta Leopoldina, 51, 2, 1886, pp. 151–179 ( digitized version )
  • with Konrad Kessler: Professor Dr. Hermann Friedrich Kessler. Life picture of a natural scientist and teacher. In: Treatises and report XXXXII of the Association for Natural History in Kassel on the 61st year of the association, 1896–97. Cassel 1897, pp. 77–95 ( digitized version )

literature

  • Willi Ule : History of the Imperial Leopoldine-Carolinian German Academy of Natural Scientists during the years 1852–1887 . With a look back at the earlier times of its existence. Commissioned by Wilhelm Engelmann in Leipzig, Halle 1889, supplements and additions to Neigebaur's history, p. 210 ( archive.org ).

Web links

personal data
SURNAME Kessler, Hermann Friedrich
BRIEF DESCRIPTION German teacher, botanist and entomologist
DATE OF BIRTH June 17, 1816
PLACE OF BIRTH Treis on the Lumda
DATE OF DEATH April 2, 1897
Place of death kassel