German botanist (1854-1899).
Paul Erich Otto Wilhelm Knuth (20 November 1854 in Greifswald – 30 October 1900 in Kiel) was a 19th-century German botanist and pollination ecologist. He studied chemistry and natural history at the University of Greifswald and obtained his doctorate degree in 1876. He then took up a career as "high school" (Realschule) teacher, first in Iserlohn in Westphalia and from 1881 in Kiel. Parallel with his teaching duties, he found time to study the flora of Schleswig-Holstein and the North Frisian Islands and meticulous studies of plant-pollinator interactions, which he published in his monumental