Karl Fredrik Dusén
* July 04, 1849 – July 14, 1919 †
botanist
Swedish botanist (1849-1919)
Has collected specimens later identified by:
Collected Asteraceae and identified Cyperaceae
Collected Poaceae and identified Caprifoliaceae
Collected Asteraceae and identified Asteraceae
Elven, Reidar
Norway
Collected Poaceae and identified Poaceae
Collected Rosaceae and identified Rosaceae
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Collected Polygonaceae and identified Brassicaceae
Collected Parmeliaceae and identified Parmeliaceae
Often, Anders
Norway
Collected Asteraceae and identified Asteraceae
Identified Boraginaceae
Collected Cyperaceae and identified Cyperaceae