sword fern

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Related to Polystichum munitum: sword fern

sword fern

n.
1. Any of various ferns of the genus Nephrolepis, including the Boston fern, having long, narrow fronds.
2. Any of various ferns of the genus Polystichum, especially P. munitum, native to western North America and having long, dark green fronds.

sword fern

n
(Plants) any of numerous ferns having sword-shaped fronds
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sword fern - any of several tropical ferns having more or less sword-shaped fronds including one from which the Boston fern developed
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
genus Nephrolepis, Nephrolepis - small genus of tropical ferns; sometimes placed in Polypodiaceae
Boston fern, Nephrolepis exaltata, Nephrolepis exaltata bostoniensis - a sword fern with arching or drooping pinnate fronds; a popular houseplant
basket fern, Nephrolepis pectinata, toothed sword fern - tropical American fern cultivated for its finely divided greyish-green foliage; West Indies and southern Mexico to Peru and Brazil
References in periodicals archive ?
Population structure and estimates of gene flow in the homosporous fern Polystichum munitum.