The Encyclopedia Americana (1920)/Heer, Oswald

HEER, hār, Oswald, Swiss naturalist: b. Nieder-Utzwyl, Switzerland, 31 Aug. 1809; d. Lausanne, 27 Sept. 1883. He was educated at the University of Halle; entered the ministry in 1831; was privat docent in botany in the University of Zurich 1834-52, and from 1852 professor of botany at the University and at the

Polytecnnicum, and from 1835-83 director of the botanical gardens at Zurich. His most important works were &lsquo;Flora Tertiaria Helvetiæ&rsquo; (1854-56); &lsquo;Tertiary Climates in Their Relation to Vegetation&rsquo; (1860); &lsquo;Die Urwelt der Schweiz&rsquo; (1865); &lsquo;Flora Fossilis Helvetiæ&rsquo; (1877); and &lsquo;Flora Fossilis Arctica&rsquo; (1865-83).