Noun: wall fern wol furn
- Mat-forming lithophytic or terrestrial fern with creeping rootstocks and large pinnatifid fronds found throughout North America and Europe and Africa and east Asia
"wall fern covered the old stone wall";
- common polypody, adder's fern, golden maidenhair, golden polypody, sweet fern, Polypodium vulgare
Derived forms: wall ferns
Type of: polypody