Plant families, how to know time pictured keys for determining the families of nearly all of the members of the entire plant kingdom.
| Autor Principal: | |
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| Formato: | Libro |
| Idioma: | English |
| Publicado: |
Dubuque, Iowa
W. C. Brown
1962, c1949.
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| Edición: | 2d ed. |
| Series: | Pictured-key nature series
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