Wild flowers of western Pennsylvania and the upper Ohio basin /
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
Pittsburgh :
University of Pittsburgh Press,
1953.
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| Subjects: |
| Physical Description: | 2 volumes : 200 color plates, maps. ; 37 cm. |
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| Bibliography: | Bibliography: volume 1, pages liii-lvi. |