noun
- Very short shallowly creeping North American fern usually growing on cliffs or walls and having dark glossy leaf axes.
- synonyms: purple rock brake
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Pellaea atropurpurea. Retrieved September 25, 2026, from http://smartdefine.org/pellaea_atropurpurea/definitions/1300989 |
| Chicago | WordNet. 2010. "Pellaea atropurpurea" http://smartdefine.org/pellaea_atropurpurea/definitions/1300989 (accessed September 25, 2026). |
| Harvard | WordNet 2010, Pellaea atropurpurea, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/pellaea_atropurpurea/definitions/1300989>. |
| MLA | WordNet. "Pellaea atropurpurea" 23 October 2010. Web. 25 September 2026. <http://smartdefine.org/pellaea_atropurpurea/definitions/1300989> |