Alwis, Alfred de Dates of birth and death: 1885 c. - 1956 or later
Also known as: A. A. ;Worked for: officer & naturalist at the Dept. of Agriculture, A. H. G. Alston: Kandy Flora (1938) ; S. D. J. E. Senaratna: The Grasses of Ceylon (1956) ;
Alwis, George de Dates of birth and death: 1840 c. - 1887 or later
Also known as: G. de A.Worked for: entomologist Frederic C. Moore: The Lepidoptera of Ceylon (London 1880-87) Icones Plantarum Indiae orientalis & Flora sylvatica for southern India (both 1869-74) & George King: Monograph of Myristicaceae (1890) & Monograph of Annonaceae (1893) ;
Alwis, J. de Dates of birth and death: 1857 fl. - 1893 fl.
Also known as: Worked for: Transactions of the Linnean Society of London, 2nd series: Botany (1875-1922) ;
Amadìo, Andrea Dates of birth and death: 1450 c. - 1530
Also known as: A. A. ; Amadio, Amadeo ; Worked for: Nicolò Roccabonella or Bernardino Rinio: Erbario Marciano ;
Amateis, Edmond Romulus Dates of birth and death: 1897 in Rome, Italy - 1981
Also known as: E. R. A. ;Worked for: David G. Leach: Rhododendrons of the World (New York 1961) ; Bulletin of the American Rhododendron Society ;
Amati, Pietro Dates of birth and death: 1786 fl. - 1788 fl.
Also known as: P. A. ; Pet. A. ; Worked for: Giovanni Antonio Scopoli (1723-1788) ; Giovanni Battista Balbis (1765-1831) ;
Ambrosi, Francesco Dates of birth and death: 1821 - 1897
Also known as: F. A. ; Worked for: anatomist Leopoldo Marco Antonio Caldani & anatomist Floriano Caldani: Icones anat. celebriores (1801-1814) ;
