Mexia, Ynes

* May 24, 1870 – July 12, 1938 †

United States; Mexico

Asteraceae

Collected Asteraceae and identified Piperaceae

August Weberbauer
Weberbauer, August

* November 26, 1871 – January 16, 1948 †

Germany

Asteraceae

Collected Asteraceae and identified Caryophyllaceae