Spiranthes diluvialis Sheviak 1984 Photo by © Teresa Prendusi and The US Forestry Service Celebrating Wildlife Web site

Common Name The Flood Spiralis - In USA The Ute Ladies Tresses

Flower Size .36 to .5" [.9 to 1.25 cm]

Found in Wahington, Idaho, Montana, Wyoming, Colorado, Nebraska, Utah and Nevada on rocky riverbanks , seeps and meadows at elevations of 1200 to 2200 meters as a small sized, cold growing terrestrial with tuberous roots giving rise to an erect stem carrying 2 to 6, basal and extending up the lower 1.4 of the stem, linear-lanceoalte, grading to bracts above leaves that are present a blooming which occurs in the summer on a terminal erect, [18 to 65 cm] long, 10 to 60 flowered inflorescence with 3 to 4, fragrant flowers held in a spiral

Said to be a natural hybrid between Spiranthes romanzoffiana, the Hooded Ladies'-tresses, and Spiranthes magnicamporum, the Great Plans Ladies'-tresses.

Synonyms Spiranthes romanzoffiana var. diluvialis (Sheviak) S.L.Welsh 1993

References W3 Tropicos, Kew Monocot list , IPNI ; Wild Orchids of North America North of Mexico P M Brown 2003 photo fide; AOS Bulletin Vol 75 #8 2006 photo fide; Wild Orchids of the Pacific Northwest P M Brown 2006 photos fide; Orchid Digest Vol 74 #2 2010 photo fide;

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