Shrublets, herblike, 14--35(--50) cm tall. Branchlets 1--6(--10) cm, densely covered with persistent petioles. Leaf blade linear-lanceolate, lanceolate, or oblanceolate, 3--7(--10) X 0.6--1.5(--2.5) cm, glaucous and sometimes abaxially purplish, base attenuate into a wide petiole, margin undulate, apex acuminate and stiffly mucronate. Inflorescences arising from sub-basal leaves of rosette, each rosette usually with 1 or 2 inflorescences; peduncle and rachis scaly; rachis with a terminal and 1--3 or more lateral spikes, rarely with only one terminal spike; lateral spikes axillary from scales, slightly arcuate; spikelets (2-or)3(or 4)-flowered; bracts broadly ovate to elliptic-ovate, 0.9--1.1 cm, apex cuspidate; first bractlet apex with 1 or 2 cusps. Calyx 8--9 mm, pubescent along ribs, tube ca. 1 mm in diam.; limb pale yellow to pale brownish yellow; lobes erect, ca. 2 mm, narrow, apex aristate, sometimes lobulate between lobes, veins never reaching margin. Corolla purple, lobes apically retuse. Fl. Jun-Aug, fr. Jul-Sep.
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