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By: Darrow, George M. (George McMillan),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1923Volume: no.1189 (1923)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Gould, H. P. - Darrow, George M. (George McMillan),Edition: Revised November, 1919Publication info: Washington, D.C, United States Department of Agriculture, November, 1919Volume: no.1001Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Darrow, George M. (George McMillan),Type: ArticleIn: Journal of the New York Botanical GardenVolume: 49Series:Issue: 583Date: 1948-07Page Range: 166--171Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-Subjects: