Julius Rudolph Theodor (Theodor) Vogel (1812–41)
German botanist. PhD, University of Berlin, 1837 (his thesis was a synopsis of the genus Cassia); privat-dozent, botany department, 1838. Privat-dozent, University of Bonn, 1839. Worked on the Leguminosae with M. J. Schleiden. Took part in a British expedition to the Niger river from May 1841 and died of fever on the island of Fernando Po (now Bioko) in December 1841.