Albert Charles Smith

April 05, 1906 – May 23, 1999

United States

Rubiaceae

Collected Rubiaceae and identified Rubiaceae

Frans Stafleu

September 08, 1921 – December 16, 1997

Kingdom of the Netherlands

Collected Vochysiaceae and identified Vochysiaceae

Paul Carpenter Standley

March 21, 1884 – June 02, 1963

United States

Asteraceae

Collected Asteraceae and identified Rubiaceae

Julian Alfred Steyermark

January 27, 1909 – October 15, 1988

United States

Poaceae

Collected Poaceae and identified Rubiaceae

Charles Stirton

United Kingdom; South Africa; Brazil

Ericaceae

Collected Ericaceae and identified Fabaceae

Collected Bromeliaceae and identified Bromeliaceae

Robert Everard Woodson

April 28, 1904 – November 06, 1963

United States

Piperaceae

Collected Piperaceae and identified Apocynaceae

John Julius Wurdack

April 28, 1921 – May 13, 1998

United States

Melastomataceae

Collected Melastomataceae and identified Melastomataceae

Truman G. Yuncker
Truman G. Yuncker

March 20, 1891 – January 08, 1964

United States

Piperaceae

Collected Piperaceae and identified Piperaceae

James Lee Zarucchi

1952 – July 21, 2019

United States

Fabaceae

Collected Fabaceae and identified Apocynaceae