evergreen wood fern

名词 n.

英文释义

名词 n.
  1. Any of two common species of fern native to cool-temperate eastern North America that remain green for much of the year; Dryopteris marginalis countable,uncountable
  2. Any of two common species of fern native to cool-temperate eastern North America that remain green for much of the year; Polystichum acrostichoides, the most common species of fern in its range. countable,uncountable

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