Carl Friedrich Philipp von Martius
Carl Friedrich Philipp von Martius

April 17, 1794 – December 13, 1868

Kingdom of Bavaria

Asteraceae

Collected Asteraceae and identified Fabaceae

Johann Christian Mikan
Johann Christian Mikan

December 05, 1769 – December 28, 1844

Austrian Empire

Asteraceae

Collected Asteraceae and identified Asteraceae