winter in Peking. Bunge continued his research in March 1831 by going to the ruins known as Tsagan Balgasun located in Khalgan (Zhangjiakou). His research was finally stopped in May 1821 because he incurred the displeasure of the Chinese authorities when he stayed at Buddhist Monastery and did not get pemission to go out of Peking They returned to Russia on 6 July 1831 with the emissary of the tenth ecclesiastical mission by following the western route that bypassed Kalgan and Urga. They arrived in Russia in early September 1831 with their collection of 450 plant specimens. In addition to plants Bunge collected a few beetles, which were described by Franz Faldermann in his book Coleopterorum ab illustrissimo Bungio in China boreali, Mongolia, et Montibus Altaicis collectorum descriptio. After the expedition Bunge lived in Irkutsk for the rest of the winter. He spent his time in describing his collection. Most of it was saved in the herbarium of the Russian Academy of Sciences in Saint Petersburg and a small part was saved in the herbarium of the University of Halle as part of a herbarium exchange and duplicated what was saved in St. Petersburg. One of the plants that he named is Viburnum fragrans Bunge (later renamed Viburnum farreri Stearn, after William T. Stearn) and also appeared in Enumeratio plantarum quas in China boreali collegit. In April 1832 Bunge returned to his duties as physician in Barnaul, but not long afterwards he made another expedition of the Russian Academy of Sciences to go to Chuya, located in the eastern Altai mountains. He went to St. Petersburg in 1833 and was nominated as a member of the Russian Academy of Sciences and he also became Professor of Botany in Kazan University. Bunge spent three years at this university, and during this period, he made an expedition to study plants from the Volga steppe before moving back to Dorpat in 1836 to become professor of botany in the University of Dorpat and director of the botanical garden., replacing Ledebour, who had retired. During his professorship Bunge made a scientific expedition to Khorasan and Afghanistan in 1857–58, and another expedition to Persia through Herat in 1858–1859, led by Nikolái Vladímirovich Janykov. On the basis of this expedition, Bunge published a botanical treatise for the Russian Academy of Sciences and became an honorary member of the academy in 1875. He kept in contact with