Taxonomic and geographic studies in North America ferns
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Author
Publication
1917 - Gray Herbarium of Harvard University, Cambridge, MA, Massachusetts
Language
English
Word Count
54,000 words, Guess
Page Count
216 pages
Identifiers
- Open LibraryOL15593263M
- OCLC Control Number7151530
Classifications
- LCCQK1 .H33
Subjects
Topics
Places
Series Statement
- Contributions from the Gray Herbarium of Harvard University -- no. 51
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