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1by Stanwyn G. Shetler & Karl J. StoneSubjects: “...Polypodiopsida...”
Published 1959
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2by K. L. ReadingSubjects: “...Polypodiopsida...”
Published 1980
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3by Francis HarperSubjects: “...Polypodiopsida...”
Published 1947
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4by David WagnerSubjects: “...Polypodiopsida...”
Published 1975
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5by W. S. BenninghoffSubjects: “...Polypodiopsida...”
Published 1949
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6by Cormack & MayallSubjects: “...Polypodiopsida...”
Published 1936
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7by G. A. SheaSubjects: “...Polypodiopsida...”
Published 1976
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8by M. F. SomervilleSubjects: “...Polypodiopsida...”
Published 1928
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9by Anton A. Reznicek & T. CarletonSubjects: “...Polypodiopsida...”
Published 1974
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10by Michael J. OldhamSubjects: “...Polypodiopsida...”
Published 2003
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11by D. R. GivenSubjects: “...Polypodiopsida...”
Published 1973
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12by Lynden B. GerdesSubjects: “...Polypodiopsida...”
Published 2010
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13by Edward G. VossSubjects: “...Polypodiopsida...”
Published 1964
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14by Daniel F. Brunton & K. L. McIntoshSubjects: “...Polypodiopsida...”
Published 1992
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15by C. E. GartonSubjects: “...Polypodiopsida...”
Published 1979
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16by C. E. GartonSubjects: “...Polypodiopsida...”
Published 1979
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17by Louis H. JordalSubjects: “...Polypodiopsida...”
Published 1948
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18by C. O. ErlansonSubjects: “...Polypodiopsida...”
Published 1927
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19by C. O. ErlansonSubjects: “...Polypodiopsida...”
Published 1927
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20by C. O. ErlansonSubjects: “...Polypodiopsida...”
Published 1928
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