noun
- An orchid of the genus Spiranthes having tall erect densely flowered spiraling clusters of creamy white vanilla-scented flowers; widely distributed especially in low damp places of eastern and central North America.
- synonyms: Spiranthes cernua
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). screw augur. Retrieved September 30, 2026, from http://smartdefine.org/screw_augur/definitions/1237908 |
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| MLA | WordNet. "screw augur" 23 October 2010. Web. 30 September 2026. <http://smartdefine.org/screw_augur/definitions/1237908> |