Definition of Christmas fern in US English:

Christmas fern


  • An evergreen fern with dark green leathery fronds that grow in circular clumps from a central rootstock.

    Polystichum acrostichoides, family Polypodiaceae

    • ‘Higher up there's dense green vegetation: tough para grass, mountain cactus, wild star apple, clusters of tree ferns and Christmas ferns.’
    • ‘I am at a loss to explain why ferns haven't made a bigger splash in the American landscape, and more specifically our Christmas fern, Polystichum acrostichoides.’
    • ‘Behind the birch I add Christmas fern, which is evergreen and adds a nice texture in front of the stone wall.’
    • ‘Some popular evergreen ferns used in outdoor gardens include the Christmas fern, Polystichum acrostichoides; tassel fern, Polystichum polyblepharum; Scott's fern, Dryoptris scottii, and wavy-edged hart's tongue fern, Phyllitis (Asplenium) scolpendrum.’
    • ‘In it grow such ferns as adder's tongue fern, bog fern, Christmas fern, crested fern, Goldie's fern, maidenhair fern, New York fern, ostrich fern, and spinulose woodfern.’