BIOGRAPHICAL NOTICES OF PERSONS MENTIONED IN THE 
SCHWEINITZ-TORREY CORRESPONDENCE 
JoHN HENDLEY BARNHART 
Agardh, Carl Adolf (1785-1859). Professor at Lund, Sweden, and 
bishop of Karlstad; famous as the foremost student of algae of 
his day. 
Arnott, George Arnott Walker (1799-1868). Regius professor of 
botany at Glasgow, Scotland; author (with W. J. Hooker) of 
“ British botany” and “The botany of Captain Beechey’s voyage.” 
Baldwin, William (1779-1819). American physician; plant collector 
in the southeastern United States and in South America; appointed 
botanist to Long’s expedition for the exploration of the upper 
_ Missouri, but was obliged to stay behind at Franklin, Missouri, 
where he died a few weeks later. 
Barratt, Joseph (1797-1882). Physician, of Middletown, Connecti- 
cut; specialist in the genera Salix, Carex, and Eupatorium. 
Beck, Lewis Caleb (1798-1853). Physician and naturalist, of Albany, 
New York; his scientific interests were about equally divided 
between mineralogy, chemistry, and botany. 
Bentham, George (1800-1884). British botanist; a man of independent 
means, and an indefatigable worker and prolific writer upon plants; 
for twelve years president of the Linnean Society of London. He 
had published but little, but his reputation was already established, 
at the time of Schweinitz’s death. 
Bridel-Brideri, Samuel Elisée von (1761-1828). Famous bryologist, of 
Swiss birth, but long attached to the ducal house of Saxe-Gotha, 
at first as tutor, then as secretary, librarian, and member of 
diplomatic missions to the court of Napoleon and to the Pope. 
His ‘“‘Muscologia recentiorum” (1797-1822) and ‘‘Bryologia 
universa” (1826-27) are recognized as classics by students of 
mosses. 
Brown, Robert (1773-1858). Botanist to the Flinders expedition for 
the exploration of Australia; librarian to Sir Joseph Banks and the 
Linnean Society of London; for thirty years Keeper of the Botanical 
Department of the British Museum. 
