| 释义 | 
		Noun: adder's fern- Mat-forming lithophytic or terrestrial fern with creeping rootstocks and large pinnatifid fronds found throughout North America and Europe and Africa and east Asia
  - common polypody, wall fern, golden maidenhair, golden polypody, sweet fern, Polypodium vulgare 
 Type of: polypody  |