Many plants collected in Mexico by Hartweg from 1836 onwards were identified and catalogued by George Bentham in Plantas Hartwegianas.
Karl Marx | Karl Pilkington | Karl Lagerfeld | Karl G. Heider | Karl Rove | Karl Pearson | Karl May | Karl Liebknecht | Karl Friedrich Schinkel | Karl Dönitz | Karl Jenkins | Theodor Fontane | Theodor Mommsen | Karl Stefanovic | Karl Bodmer | Theodor Herzl | Karl Wilhelm Friedrich Schlegel | Karl Malone | Carl Theodor Dreyer | Karl Wolf | Karl Valentin | Karl Popper | Karl Malden | Karl Kesel | Karl Barth | Thomas Theodor Heine | Theodor Boveri | Karl Richard Lepsius | Karl Philipp von Wrede | Karl Kautsky |