noun
1. North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds
• Syn: ↑Christmas fern, ↑canker brake, ↑dagger fern, ↑Polystichum acrostichoides
• Hypernyms: ↑fern
• Member Holonyms: ↑Polystichum, ↑genus Polystichum
2. North American fern with evergreen fronds
* * *
noun1. : a No. American fern (Dryopteris marginalis) with evergreen fronds
2. : christmas fern
Useful english dictionary. 2012.