Leaves all in basal rosettes, living at anthesis, 10-30 × 1-6 cm; petiole often very narrowly winged, 0.1-12 cm, usually shorter than blade; blade spatulate to oblanceolate or obovate, 7-20 × 1-6 cm, leathery, base gradually tapered and long-decurrent, margins entire to undulate, apex obtuse or rounded, sometimes retuse, rarely cuspidate, if so, cusp less than 0.5 mm; main lateral veins strongly ascending, obscurely pinnate. Inflorescences: axes not winged, 15-60 cm × 2-5 mm, glabrous; nonflowering branches absent; spikelets moderately to densely aggregated, internodes 1-2 mm; subtending bracts 3-6 mm, apex usually acute or apiculate, surfaces and margins glabrous; flowers 1-2 per spikelet. Flowers: calyx whitish distally, with brownish ribs, obconic, ribs glabrous or pilose; tube 4-6 mm; lobes erect at maturity, triangular, ca. 1 mm; petals lavender to whitish, only slightly exceeding calyx. Utricles not seen. 2n = 18.
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