Erwin Janchen

Emil Erwin Alfred Ritter von Janchen-Michel (born 15 May 1882 in Vöcklabruck; died 10 July 1970 in Vienna) was an Austrian botanist. Provided by Wikipedia

1
by Janchen, Erwin
Published 1957
Springer Vienna

2
by Janchen, Erwin
Published 1935
Springer Vienna

3
by Janchen, Erwin
Published 1933
Springer Vienna

4
by Janchen, Erwin
Published 1953
Springer Vienna

5
by Janchen, Erwin
Published 1956
Springer Vienna

6
by Janchen, Erwin
Published 1963
Springer Vienna