Wilhelm Troll
Julius Georg Hubertus Wilhelm Troll (3 November 1897, Munich – 28 December 1978, Mainz) was a German botanist, known for his studies in the field of plant morphology. He advocated a morphological biology that was rooted in the nature philosophy of Goethe. He was an older brother to geographer Carl Troll (1899–1975). Provided by Wikipedia-
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