polystichum aculeatum(n = noun.plant) cyrtomium aculeatum, holly fern - tropical Old World fern having glossy fronds suggestive of holly; sometimes placed in genus Polystichum;
is a kind of fern

cyrtomium aculeatum, genus polystichum, polystichum, polystichum acrostichoides, polystichum adiantiformis, polystichum braunii, polystichum lonchitis, polystichum scopulinum, polystichum setiferum