Extinction is forever : threatened and endangered species of plants in the Americas and their significance in ecosystems today and in the future : proceedings of a symposium held at the New York Botanical Garden, May 11-13, 1976, in commemoration of the Bicentennial of the United States of America /
| Other Authors: | , |
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| Format: | Book |
| Language: | English |
| Published: |
Bronx, New York :
The New York Botanical Garden,
c1977.
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| Subjects: |