noun
- Yellow-green fern of rocky areas of northern hemisphere.
- synonyms: limestone fern, Gymnocarpium robertianum
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). northern oak fern. Retrieved September 22, 2026, from http://smartdefine.org/northern_oak_fern/definitions/1297903 |
| Chicago | WordNet. 2010. "northern oak fern" http://smartdefine.org/northern_oak_fern/definitions/1297903 (accessed September 22, 2026). |
| Harvard | WordNet 2010, northern oak fern, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/northern_oak_fern/definitions/1297903>. |
| MLA | WordNet. "northern oak fern" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/northern_oak_fern/definitions/1297903> |