Short-rhizomatous. Stems erect, 5–15 cm, tufted. Leaves mainly basal; blades ca. 1 mm wide, inrolled. Inflorescence a solitary spike; lowest bract absent. Spike ovoid, 5–10 mm long; male flowers above female. Perigynia ascending, glabrous, suborbicular, 3–3.5 mm long, tan to brown, with a distinct, entire beak ca. 0.5 mm long; stigmas 2. Female scales brown with hyaline margins, exposing only the tip of the perigynia. Achene 2-sided, smaller than the perigynium (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
Open, dry or wet places at high altitudes in the mountains.