Un article de Wikipédia, l'encyclopédie libre.
Description |
Tsuga canadensis (L.) Carr. en: Eastern Hemlock. Pine cones.
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Source |
[1]
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Date |
1995
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Author |
Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database / USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester, PA.
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Permission |
Public Domain (USDA)
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