English noun: screw augur | |||
| 1. | screw augur (plant) 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 | ||
| Broader (hypernym) | ladies' tresses, lady's tresses | ||
| Member meronym | genus Spiranthes, Spiranthes | ||