Known for Reciprocal cross Name Joseph Kolreuter | Role Botanist Education University of Tubingen | |
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Died November 11, 1806, Karlsruhe, Germany | ||
Joseph Gottlieb Kölreuter (April 27, 1733 – November 11, 1806), also spelled Koelreuter or Kohlreuter, was a German botanist.
Kölreuter was born the son of a pharmacist in Karlsruhe, Germany, and grew up in Sulz. He studied medicine at the University of Tübingen under physician and botanist Johann Georg Gmelin, receiving his PhD in 1755.
He worked in St. Petersburg from 1756 to 1761, when he moved back to Sulz and in 1762 to Calw.
Kölreuter described many plant species, and studied pollen. He was the first scientist scientific purposes, specifically the tobacco plants Nicotiana rustica and Nicotiana paniculata.
The first documentation of male sterility in 1763 by Joseph Gottlieb Kölreuter, who observed anther abortion within species and specific hybrids.
In the 18th century, Koelreuter was first reported Self incompatibility (S.I) in Verbascum phoeniceum plants.
The genus Koelreuteria has been named in his honour.
Kölreuter died in Karlsruhe, Germany.