Frank, Albert Bernhard (1837-1900) Sorauer, Paul (1839-1916)
Frank, Albert Bernhard (1837-1900) Sorauer, Paul (1839-1916)
Hellriegel, Hermann (1831-1895)
Vogel, Johann Heinrich (1862-1930)
Nathusius, Simon Johannes Engelhard von (1865-1913)
Martiny, Benno (1836-1923)