Alfred Rehder
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Alfred Rehder was a German-American botanical taxonomist and dendrologist who worked at the Arnold Arboretum of Harvard University. He is generally regarded as the foremost dendrologist of his generat
Rehder in the Arnold Arboretum library in 1898, shortly after his arrival in the U.S.
Rehder's birthplace, Waldenburg Castle
Möller's Deutsche Gärtner-Zeitung (1898)
Charles Sprague Sargent
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Charles Sprague Sargent was an American botanist. He was appointed in 1872 as the first director of Harvard University's Arnold Arboretum in Boston, Massachusetts, and held the post until his death. H
Portrait of Charles Sprague Sargent