Revision of the American species of Dryopteris of the group of D. opposita
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Word Count
22,500 words, Guess
Page Count
90 pages
Identifiers
- Open LibraryOL59649123M
- OCLC Control Number10499752
Classifications
- LCCQK539.D78 .C46 1907
Subjects
Series Statement
- Skrifter, naturvidenskabelig og mathematisk afdeling -- 7 Række, IV, 4
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