Gray's Manual of botany a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada.
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| Altres autors: | , |
| Format: | Llibre |
| Idioma: | English |
| Publicat: |
Portland, OR
Dioscorides Press
[1988], c1950
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| Edició: | Reprint of the eighth (Centennial) edition, illustrations |
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