ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  Pteridium - a genus of ferns belonging to the family Dennstaedtiaceaefern genus - genera of ferns and fern allies Dennstaedtiaceae, family Dennstaedtiaceae - one of a number of families into which Polypodiaceae has been subdivided in some classification systems pasture brake, Pteridium aquilinum, bracken, brake - large coarse fern often several feet high; essentially weed ferns; cosmopolitan bracken, Pteridium esculentum - fern of southeastern Asia; not hardy in cold temperate regions |
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