noun
- Any of numerous orchids of the genus Pterostylis having leaves in a basal rosette and green flowers often striped purple or brown or red with the dorsal sepal incurved to form a hood.
- synonyms: greenhood
- Any of several orchids of the genus Coryanthes having racemes of a few musky-scented waxy flowers with a helmet-shaped lip process.
- synonyms: helmetflower
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). helmet orchid. Retrieved September 23, 2026, from http://smartdefine.org/helmet_orchid/definitions/1237897 |
| Chicago | WordNet. 2010. "helmet orchid" http://smartdefine.org/helmet_orchid/definitions/1237897 (accessed September 23, 2026). |
| Harvard | WordNet 2010, helmet orchid, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/helmet_orchid/definitions/1237897>. |
| MLA | WordNet. "helmet orchid" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/helmet_orchid/definitions/1237897> |