Stems 1.5-2 mm wide, margins entire. Spathes: keels entire, outer less than 2 times inner, basally connate 3-6 mm; inner 12-20 mm. Outer tepals 8-13 mm; filaments bluish violet. 2n = 64. Flowering summer. Moist meadows, stream banks, edges of springs; 400--3100 m; Ariz., Calif., Colo., Idaho, Mont., Nev., N.Mex., Oreg., Utah, Wash., Wyo.

STEM: margins entire. SPATHE BRACTS: SPATHE BRACTS with the dorsal keels entire; outer bract 14-35 mm long, the margins connate basally 3-7 mm; inner bract 12-20 mm long. NOTES: See also parent taxon. Grassy areas around springs, moist meadows, streambanks; Apache Co. (Four Corners area); 1600 m (5200 ft); Jun; range as for the species. REFERENCES: Cholewa, Anita F. and Douglass M. Henderson. 1994. Iridaceae J. Ariz. – Nev. Acad. Sci. Volume 27(2), 215.