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By: Santos, José Vera,Type: ArticleIn: Journal of the Washington Academy of SciencesVolume: 33Series:Issue:Date: 1943Page Range: 135--140Publication Info: Washington [etc Washington Academy of Sciences]Subjects:
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By: Santos, José Vera,Type: ArticleIn: Journal of the Arnold ArboretumVolume: 25Series:Issue: 1Date: 1944Page Range: 85--96Publication Info: Cambridge, Mass Arnold Arboretum, Harvard University [etc.] 1919-Subjects: