Johan Havaas

Johan Jonson Havaas; Hav.

* October 19, 1864 – April 27, 1956 †

botanist, bryologist

Norwegian botanist (1864-1956)

Has identified specimens collected by:

* April 26, 1789 – June 26, 1862 †

Norway

Collected Asteraceae and identified Asteraceae

26,538 specimens claimed

* July 05, 1868 – January 06, 1946 †

Norway

Collected Cyperaceae and identified Poaceae

40,685 specimens claimed

* July 09, 1884 – January 28, 1942 †

Norway

Collected Parmeliaceae and identified Parmeliaceae

27,867 specimens claimed

* October 26, 1823 – January 15, 1903 †

Norway

Collected Cyperaceae and identified Cyperaceae

36,913 specimens claimed

* September 18, 1905 – March 02, 1978 †

Norway

Collected Parmeliaceae and identified Parmeliaceae

15,932 specimens claimed

* April 09, 1794 – December 28, 1838 †

Norway

Collected Cladoniaceae and identified Poaceae

4,968 specimens claimed