MacDougal collection, 1889-1938 (bulk 1903-1915).
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MacDougal, Daniel Trembly, 1865-1958
http://n2t.net/ark:/99166/w6pn9dqc (person)
Daniel Trembly MacDougal (1865-1958) was the leading American authority on desert ecology and one of the earliest botanists to research chlorophyll. He was the inventor of the MacDougall dendrograph, used to record changes in the volume of tree trunks. He began his association with the New York Botanical Garden (NYBG) in 1899 as Director of the Laboratories. In 1904 he was named as Assistant Director. In 1905 the Plant Desert Laboratory was established and MacDougal became its first director. Wh...