 adder's_fern |
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| 1. | [ noun ] (botany) mat-forming lithophytic or terrestrial fern with creeping rootstocks and large pinnatifid fronds found throughout North America and Europe and Africa and east Asia | |
| Synonyms: | common_polypody golden_maidenhair golden_polypody sweet_fern Polypodium_vulgare wall_fern | |
| Related terms: | polypody | |
| Similar spelling: |
adder's_tongue |
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