English
Detailed Synonyms for screw augur in English
screw augur:
screw augur [the ~] noun
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the screw augur
– 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 1the Spiranthes cernua; the screw augur– 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 1