- northern oak fern
- nounyellow-green fern of rocky areas of northern hemisphere• Syn: ↑limestone fern, ↑Gymnocarpium robertianum• Hypernyms: ↑fern
Useful english dictionary. 2012.
northern oak fern
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oak fern — noun bright blue green fern widely distributed especially in damp acid woodlands of temperate northern hemisphere • Syn: ↑Gymnocarpium dryopteris, ↑Thelypteris dryopteris • Hypernyms: ↑fern • Member Holonyms: ↑Gymnocarpium, ↑genus … Useful english dictionary
oak fern — a small woodland fern, Gymnocarpium dryopteris, of northern regions, having triangular, pinnate fronds that slant horizontally. [1540 50; trans. of L dryopteris < Gk dryopterís, equiv. to dryo (comb. form of drys oak) + ptéris fern] * * * … Universalium
Northern Liberties, Philadelphia, Pennsylvania — Northern Liberties Historic District U.S. National Register of Historic Places U.S. Historic district … Wikipedia
Northern Virginia trolleys — Terminal at Mount Vernon Operation Began operation 1892 Ended operation … Wikipedia
limestone fern — noun yellow green fern of rocky areas of northern hemisphere • Syn: ↑northern oak fern, ↑Gymnocarpium robertianum • Hypernyms: ↑fern … Useful english dictionary
Fern Rock, Philadelphia, Pennsylvania — Fern Rock is a neighborhood in the North Philadelphia district of the United States city of Philadelphia, Pennsylvania, situated between Olney Avenue and Oak Lane. The northern terminus of the Broad Street Line subway is located in Fern Rock at… … Wikipedia
fern — fernless, adj. fernlike, adj. /ferrn/, n. any seedless, nonflowering vascular plant of the class Filicinae, of tropical to temperate regions, characterized by true roots produced from a rhizome, triangular fronds that uncoil upward and have a… … Universalium
Fern — /ferrn/, n. a female given name. * * * Any of about 10,000–12,000 species (division Filicophyta) of nonflowering vascular plants that have true roots, stems, and complex leaves and reproduce by spores. Though ferns were once classified with the… … Universalium
beech fern — noun any fern of the genus Phegopteris having deeply cut triangular fronds • Hypernyms: ↑fern • Hyponyms: ↑broad beech fern, ↑southern beech fern, ↑Phegopteris hexagonoptera, ↑Dryopteris hexagonoptera, ↑Thelyp … Useful english dictionary
Tree fern — Tree Tree (tr[=e]), n. [OE. tree, tre, treo, AS. tre[ o], tre[ o]w, tree, wood; akin to OFries. tr[=e], OS. treo, trio, Icel. tr[=e], Dan. tr[ae], Sw. tr[ a], tr[ a]d, Goth. triu, Russ. drevo, W. derw an oak, Ir. darag, darog, Gr. dry^s a tree,… … The Collaborative International Dictionary of English
