The Nuttall Encyclopedia
German naturalist; was professor first at Jena, then at Münich, and finally at Zurich, his settlement in the latter being due to the disfavour with which his political opinions, published in a journal of his called the Iris , were received in Germany; much of his scientific doctrine was deduced from a transcendental standpoint or by a priori reasonings; is mentioned in "Sartor" as one with whom Teufelsdröck in his early speculations had some affinity (1779-1851).
Wood, James, ed. Entry for 'Oken, Lorenz'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/o/oken-lorenz.html. Frederick Warne & Co Ltd. London. 1900.