noun
- Delicate fern widely distributed in North America and European having thin pinnatifid fronds with brittle stems.
- synonyms: brittle bladder fern, fragile fern, Cystopteris fragilis
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). brittle fern. Retrieved September 25, 2026, from http://smartdefine.org/brittle_fern/definitions/1261858 |
| Chicago | WordNet. 2010. "brittle fern" http://smartdefine.org/brittle_fern/definitions/1261858 (accessed September 25, 2026). |
| Harvard | WordNet 2010, brittle fern, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/brittle_fern/definitions/1261858>. |
| MLA | WordNet. "brittle fern" 23 October 2010. Web. 25 September 2026. <http://smartdefine.org/brittle_fern/definitions/1261858> |