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By: Rolfs, P. H. (Peter Henry),Edition:Publication info: Washington, G.P.O, 1904Volume: no.61 (1904)Series:Holding Institution: Multiple institutionsSubjects:BHL Collections:
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By: Rolfs, P. H. (Peter Henry),Edition:Publication info: New York, The Macmillan company, [1916]Volume:Series:Holding Institution: University of California LibrariesSubjects:BHL Collections:
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By: Rolfs, P. H. (Peter Henry),Edition:Publication info: New York, The Macmillan company, 1916Volume:Series:Holding Institution: Library of CongressSubjects:BHL Collections:
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By: Rolfs, P. H. (Peter Henry),Edition:Publication info: New York, The Macmillan company, 1916Volume:Series:Holding Institution: Cornell University LibrarySubjects:BHL Collections:
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By: Rolfs, P. H. (Peter Henry),Edition:Publication info: Richmond, Southern Planter Pub. Co, 1896Volume:Series:Holding Institution: University of California LibrariesSubjects:BHL Collections:
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By: Rolfs, P. H. (Peter Henry), - Florida state horticultural society.Edition:Publication info: <Tallahassee, Fla, 1935>Volume:Series:Holding Institution: University of Florida, George A. Smathers LibrariesSubjects:BHL Collections:
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By: Rolfs, P. H. (Peter Henry),Type: ArticleIn: Botanical gazetteVolume: 18Series:Issue: 11Date: 1893Page Range: 417--419Publication Info: Hanover, Ind, [publisher not identified], 1876-1991Subjects:
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By: Rolfs, P. H. (Peter Henry),Type: ArticleIn: Botanical gazetteVolume: 17Series:Issue: 2Date: 1892Page Range: 33--39Publication Info: Hanover, Ind, [publisher not identified], 1876-1991Subjects:
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By: Rolfs, P. H. (Peter Henry),Type: ArticleIn: The Asa Gray bulletinVolume: 8Series:Issue: 4Date: 1900Page Range: 75--78Publication Info: [Alcove, NY] [Gray Memorial Botanical Chapter] 1893-[1900]Subjects: