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Start Over You searched for: Subject Botany Remove constraint Subject: Botany Year 2000 to 2026 Remove constraint Year: <span class="from" data-blrl-begin="2000">2000</span> to <span class="to" data-blrl-end="2026">2026</span>

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Graceanna Lewis natural history papers, 1869-1890 (bulk) 1869-2006 (inclusive)

Held at: Delaware County Institute of Science [Contact Us]

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Morris Arboretum of the University of Pennsylvania Historic Image Collection, 1885-1950 (bulk) 1885-2000 (inclusive)

Held at: Morris Arboretum Archives [Contact Us]

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Morris Arboretum of the University of Pennsylvania records, 1933-2013 (inclusive)

Held at: Morris Arboretum Archives [Contact Us]

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Hui-lin Li Papers, 1831-2002 (inclusive)

Held at: University of Pennsylvania: University Archives and Records Center [Contact Us]

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Delaware County Institute of Science herbaria collection, 1833-1910 (bulk) 1833-2010 (inclusive)

Held at: Delaware County Institute of Science [Contact Us]