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
Useful english dictionary. 2012.