Has collected specimens later identified by:
Collected Brassicaceae and identified Brassicaceae
John C. Brinda
United States

Collected Pottiaceae and identified Pottiaceae
Viktor Ferdinand Brotherus
October 28, 1849 – February 09, 1929
Finland; Grand Principality of Finland; Russian Empire

Collected Bryaceae and identified Pottiaceae
Collected Fabaceae and identified Fabaceae
Norbert Holstein
United Kingdom

Collected Asteraceae and identified Cucurbitaceae
Collected Oxalidaceae and identified Oxalidaceae
Collected Poaceae and identified Poaceae

Collected Asteraceae and identified Asteraceae