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Notes on a New Jersey Fern Garden: I
Vol 21, Page 1
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A List of Tennessee Ferns (Continued)
Vol 21, Page 11
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Botrychium dissectum from Minnesota
Vol 21, Page 21
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An Island Variety of Cheilanthes peninsularis
Vol 21, Page 25
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Fireworks from a "Fern"
Vol 21, Page 26
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What Ferns May Be Weeds?
Vol 21, Page 27
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Notes on Xerophytic Ferns
Vol 21, Page 49
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Notes on a New Jersey Fern Garden: II
Vol 21, Page 57
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A List of Tennessee Ferns (Continued)
Vol 21, Page 64
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A Glimpse of Iceland
Vol 21, Page 71
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Recent Fern Literature
Vol 21, Page 74
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Trichomanes Petersii A. Gray in Tennessee
Vol 21, Page 75
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Some of the Pteridophytes of North Carolina and Their Distribution
Vol 21, Page 81
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Studies of Equiseta in European Herbaria
Vol 21, Page 90
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Notes on a New Jersey Fern Garden: III
Vol 21, Page 103
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Recent Fern Notes from Southern California
Vol 21, Page 106
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Recent Fern Literature
Vol 21, Page 109
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The Oldest Living Fern
Vol 21, Page 111
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1930 Washington Fern Notes
Vol 21, Page 117
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Botrychiums of the Central States
Vol 21, Page 125
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Tropical American Isoetes
Vol 21, Page 132
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New Tropical American Ferns: VIII
Vol 21, Page 136
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Recent Fern Literature
Vol 21, Page 139
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A Second Station for Asplenium montanum in Massachusetts
Vol 21, Page 140
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Recent Fern Literature
Vol 21, Page 24