Jens Stoltenberg | Jens-Peter Herold | Jens Galschiøt | Jens Frahm | Jens Voigt | Jens Eriksen | Jens Ulltveit-Moe | Jens Munk | Jens Mouris | Jens Lehmann | Jens Juel | Jens Christian Grøndahl | Jens Staubrand | Jens Peter Jacobsen | Jens Johansson | Walter Jens | Jens Olsen's World Clock | Jens Lindemann | Jens Lekman | Jens Knippschild | Jens Juel (diplomat) | Jens Jensen (landscape architect) | Jens Jensen | Jens Gunderssen | Jens Esmark | Jens Eisert | Salome Jens | Patrick Wilken | Jens Zetlitz Monrad Kielland | Jens Weidmann |
In 1807, he accompanied Hornemann and the Norwegian botanist Christen Smith on a trip to Norway to collect plant specimens to support descriptions and form the basis of illustrations intended for the grand plate work Flora Danica, at that time edited by Hornemann.