Abrams, LeRoy

* October 01, 1874 – August 15, 1956 †

United States

Collected Asteraceae and identified Asteraceae

van Ackeren Dieterle, Jennie

* August 02, 1909 – April 15, 1999 †

United States

Collected Cucurbitaceae and identified Cucurbitaceae

Ahles, Harry E.

* October 28, 1924 – March 21, 1981 †

United States

Collected Asteraceae and identified Asteraceae

de Albuquerque, Byron Wilson Pereira

* February 1932 – October 13, 2003 †

Brazil

Collected Fabaceae and identified Rutaceae

Annie Montague Alexander
Alexander, Annie Montague

* December 29, 1867 – September 10, 1950 †

United States

Collected Cricetidae and identified Cyperaceae

Allard, Harry Ardell

* January 28, 1880 – February 25, 1963 †

United States

Collected Cladoniaceae and identified Cyperaceae

Alston, Arthur Hugh Garfit

* September 04, 1902 – March 17, 1958 †

United Kingdom; United Kingdom of Great Britain and Ireland

Collected Polypodiaceae and identified Selaginellaceae

Alva, Abundio Sagástegui

* October 23, 1932 – May 26, 2012 †

Peru

Collected Solanaceae and identified Asteraceae

Mary E. Pulsifer Ames
Ames, Mary E. Pulsifer

* March 02, 1845 – March 20, 1902 †

United States

Collected Fabaceae

Amshoff, Gerda Jane Hillegonda

* 1913 – 1985 †

Kingdom of the Netherlands

Collected Fabaceae and identified Fabaceae

Frederick William Anderson
Anderson, Frederick William

* June 22, 1866 – December 22, 1891 †

United States of America; United Kingdom of Great Britain and Ireland

Collected Pucciniaceae and identified Ricciaceae

Anisits, Johann Daniel

* 1856 – 1911 †

Paraguay

Collected Characidae

Argent, Graham Charles George

* May 15, 1941 – April 24, 2019 †

United Kingdom

Collected Ericaceae and identified Ericaceae

Arsène, Gustave

* 1867 – May 25, 1938 †

France

Collected Poaceae and identified Poaceae

Joseph Charles Arthur
Arthur, Joseph Charles

* January 11, 1850 – April 30, 1942 †

United States

Collected Pucciniaceae and identified Pucciniaceae

Asplund, Erik

* October 09, 1888 – July 30, 1974 †

Sweden

Collected Poaceae and identified Poaceae

Austin, Rebecca Merritt

* March 10, 1832 – March 04, 1919 †

United States

Collected Asteraceae and identified Phrymaceae

Austin, George Traut

* July 10, 1943 – June 30, 2009 †

United States

Collected Nymphalidae and identified Nymphalidae

Bacigalupi, Rimo Carlo Felice

* March 24, 1901 – August 23, 1996 †

United States

Collected Asteraceae and identified Orobanchaceae

Bacigalupo, Nélida María

* June 01, 1924 – March 04, 2019 †

Argentina

Collected Poaceae and identified Rubiaceae

Bailey, Ethel Zoe

* November 17, 1889 – July 15, 1983 †

United States

Collected Poaceae and identified Amaryllidaceae

Bang, Miguel

* 1853 – 1936 †

Collected Asteraceae and identified Bromeliaceae

Joseph Banks
Banks, Joseph

* February 24, 1743 – June 19, 1820 †

United Kingdom of Great Britain and Ireland

Collected Poaceae and identified Dermestidae

Barber, Charles Melvin

* December 27, 1876 – June 23, 1954 †

United States

Collected Asteraceae

Barkley, Fred Alexander

* November 04, 1908 – June 24, 1989 †

United States

Collected Asteraceae and identified Poaceae

Barroso, Graziela

* April 11, 1912 – May 05, 2003 †

Brazil

Collected Fabaceae and identified Asteraceae

Bartlett, Harley Harris

* March 09, 1886 – February 21, 1960 †

United States

Collected Asteraceae and identified Poaceae

Beckwith, Florence G.

* 1843 – August 11, 1929 †

United States

Collected Asteraceae

Beetle, Alan Ackerman

* June 08, 1913 – March 27, 2003 †

United States

Collected Poaceae and identified Cyperaceae

George Bentham
Bentham, George

* September 22, 1800 – September 10, 1884 †

United Kingdom of Great Britain and Ireland

Collected Fabaceae and identified Lamiaceae