-
By: Sampson, Dexter RType: ArticleIn: Botanical Museum leaflets, Harvard UniversityVolume: 16Series:Issue: 10Date: 1954-11-26Page Range: 265--303Publication Info: Cambridge, Mass Botanical Museum, Harvard University 1932-Subjects:
-
By: Sampson, Dexter RType: ArticleIn: Journal of the Arnold ArboretumVolume: 36Series:Issue: 4Date: 1955Page Range: 369--384Publication Info: Cambridge, Mass Arnold Arboretum, Harvard University [etc.] 1919-Subjects: