Christmas fern

Từ điển WordNet v3.1 - WordNet Dictionary

noun

North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds
• Syn:
canker brake, dagger fern, evergreen wood fern, Polystichum acrostichoides
• Hypernyms:
fern
• Member Holonyms:
Polystichum, genus Polystichum