Perennial herbs, 20--40 cm tall. Taproot stout, dark brown. Caudex thickened, dichotomously branched; branches thick, subterete to complanate, densely covered by white membranous scales and persistent petiole bases. Leaves in fascicles at branch apex, usually withered by anthesis; petiole narrow; leaf blade spatulate, obovate-spatulate, or oblong-ovate, (7--)10--15(--25) X 2--4(--6) mm, base attenuate, apex obtuse to acute. Inflorescences grayish green, 1 per leaf rosette, corymbose, main axis rigid and erect, complanate to 2 edged; rachis 2--4 X branched, with most branches sterile, apical young branches verrucose; spikes terminal, solitary, with (1 or)2 or 3 spikelets; spikelets 2-or 3-flowered; bracts ovate, 2.5--3 mm; first bractlet 7.5--8.5(--9) mm. Calyx funnelform, (8--)8.5--9.5(--10) mm; tube ca. 1 mm in diam.; limb yellow with reddish and pubescent veins, lobes apically acute. Corolla yellow to orange-yellow. Fl. Jun-Jul, fr. Jul-Aug.
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