Collected Fabaceae and identified Turneraceae

Ernst Cleveland Abbe

August 21, 1905 – March 15, 2000

United States

Fagaceae

Collected Fagaceae and identified Saxifragaceae

William Louis Abbott

February 23, 1860 – April 02, 1936

United States

Vespertilionidae

Collected Vespertilionidae and identified Saccolomataceae

LeRoy Abrams
LeRoy Abrams

October 01, 1874 – August 15, 1956

United States

Asteraceae

Collected Asteraceae and identified Asteraceae

Getulio Agostini

1943 – 1990

Venezuela

Fabaceae

Collected Fabaceae and identified Primulaceae

Harry E. Ahles

October 28, 1924 – March 21, 1981

United States

Asteraceae

Collected Asteraceae and identified Asteraceae

Henri Alain Liogier

January 31, 1916 – November 09, 2009

France

Orchidaceae

Collected Orchidaceae and identified Orchidaceae

Beverly Jane Albee

April 29, 1922 – June 25, 2012

Asteraceae

Collected Asteraceae and identified Fabaceae

Byron Wilson Pereira de Albuquerque

February 1932 – October 13, 2003

Brazil

Fabaceae

Collected Fabaceae and identified Rutaceae

Annie Montague Alexander
Annie Montague Alexander

December 29, 1867 – September 10, 1950

United States

Cricetidae

Collected Cricetidae and identified Cyperaceae

Mac Alford
Mac Alford

United States

Asteraceae

Collected Asteraceae and identified Salicaceae

Harry Ardell Allard

January 28, 1880 – February 25, 1963

United States

Cladoniaceae

Collected Cladoniaceae and identified Cyperaceae

Arthur Hugh Garfit Alston

September 04, 1902 – March 17, 1958

United Kingdom; United Kingdom of Great Britain and Ireland

Polypodiaceae

Collected Polypodiaceae and identified Selaginellaceae

Fernando Altamirano
Fernando Altamirano

July 07, 1848 – October 07, 1908

Mexico

Asteraceae

Collected Asteraceae

Moacyr Alvarenga

1915 – 2010

Apidae

Collected Apidae and identified Erotylidae

Mary E. Pulsifer Ames
Mary E. Pulsifer Ames

March 02, 1845 – March 20, 1902

United States

Fabaceae

Collected Fabaceae

Gerda Jane Hillegonda Amshoff

1913 – 1985

Kingdom of the Netherlands

Fabaceae

Collected Fabaceae and identified Fabaceae

William Russell Anderson

November 25, 1942 – November 02, 2013

United States

Malpighiaceae

Collected Malpighiaceae and identified Malpighiaceae

Frederick William Anderson
Frederick William Anderson

June 22, 1866 – December 22, 1891

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

Pucciniaceae

Collected Pucciniaceae and identified Ricciaceae

Amelia Anderson Lundell

December 21, 1908 – August 27, 1998

United States

Poaceae

Collected Poaceae and identified Euphorbiaceae

Johann Daniel Anisits

1856 – 1911

Paraguay

Characidae

Collected Characidae

Graham Charles George Argent

May 15, 1941 – April 24, 2019

United Kingdom

Ericaceae

Collected Ericaceae and identified Ericaceae

Leandro Aristeguieta

November 20, 1923 – 2012

Venezuela

Fabaceae

Collected Fabaceae and identified Annonaceae

Joseph Charles Arthur
Joseph Charles Arthur

January 11, 1850 – April 30, 1942

United States

Pucciniaceae

Collected Pucciniaceae and identified Pucciniaceae

Erik Asplund

October 09, 1888 – July 30, 1974

Sweden

Asteraceae

Collected Asteraceae and identified Poaceae

George Traut Austin

July 10, 1943 – June 30, 2009

United States

Phrynosomatidae

Collected Phrynosomatidae and identified Nymphalidae

Josephine Cornelia Austin Bruce

May 24, 1865 – July 30, 1931

United States

Asteraceae

Collected Asteraceae and identified Rosaceae

Jessie Cameron Ayres

July 06, 1880 – August 11, 1961

United States

Fabaceae

Collected Fabaceae and identified Boraginaceae

Rimo Carlo Felice Bacigalupi

March 24, 1901 – August 23, 1996

United States

Asteraceae

Collected Asteraceae and identified Orobanchaceae

Nélida María Bacigalupo

June 01, 1924 – March 04, 2019

Argentina

Poaceae

Collected Poaceae and identified Rubiaceae