Hermann Hoffmann

Heinrich Karl Hermann Hoffmann ( born April 22, 1819 in Roedelheim, † October 26, 1891 in Gießen ) was a German botanist. Its official botanical author abbreviation is " H.Hoffm. ".

Life and work

Hoffmann studied in Giessen and Berlin Medicine, completed his habilitation in 1842 as a lecturer in Giessen and since 1853 was a professor of botany.

He dealt with preferably the biological conditions for fungi and their relations to fermentation, putrefaction and disease processes. He also conducted many years of studies on the influence of climate and soil conditions on the distribution of plants and engaged in experimental studies on the formation of varieties and formation of associated species. In later stages, he promoted especially by the phenology of detailed investigations.

Among the publications Hermann Hoffmann following include:

  • Portrayal of the German families of plants from botanical - descriptive and physiological- chemical point of view (casting 1846);
  • Studies on the plants sleep ( Giessen 1851);
  • Distribution of plants and plant migration ( Darmstadt 1852);
  • Weather and growth, or Broad Pflanzenklimatalogie (Leipzig 1857);
  • Textbook of Botany ( Darmstadt 1857);
  • Icones Fungorum analyticae. Illustrations and descriptions of fungi with special emphasis on anatomy and embryology (casting 1861-65, 4 ​​books with 24 plates );
  • Index Fungorum (Leipzig 1863);
  • Investigations to determine the value of species and variety ( Giessen, 1869);
  • Mycological reports ( 1870-73, 3 Tle );
  • Supplements to the flora of the Middle Rhine area ( 1879-89, 8 ​​Tle );
  • Results of the most important pflanzenphänologischen observations in Europe. (1885 ).
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