Erwin Janchen information

Emil Erwin Alfred Ritter von Janchen-Michel (born 15 May 1882 in Vöcklabruck; died 10 July 1970 in Vienna) was an Austrian botanist. He earned his doctorate...

the World Online. Royal Botanic Gardens, Kew. Retrieved 2024-06-08. Janchen, Erwin Emil Alfred 1913. Europaischen Gattungen der Farn-und Blutenpflanzen...

Aeiou Encyclopedia (in German and English). Retrieved 15 April 2015. Janchen, Erwin (2013) [1933]. Richard Wettstein: Sein Leben und Wirken (in German)...