Perennial with branching rhizomes emitting tufts or rosettes of lvs; rhizomes ± 2-3 mm. diam., deep-rooting. Lf-rosettes ± 2-7 cm. diam.; lvs thick, rigid, coriac., glab. or finely puberulous, glaucous to purplish; lamina spathulate to broad-ovate to elliptic, 6-20 × 5-15 mm., on flattened petiole up to c. 15 mm. long; apex obtuse, base rounded to subcordate; margins thickly cartilaginous, almost concealing the minute teeth. Peduncle solitary, 2-4 cm. tall, 1-fld. Fl. erect; calyx glab. or minutely puberulous, lobes erect, linear-oblong, thick, rigid, with cartilaginous margins, 6-12 × 2-3 mm. Corolla sweet-scented, white, flushed pale blue-lilac, c. 12 mm. long, 10 mm. diam., with erect oblong-lanceolate lobes c. 7 mm. long. Style > corolla-tube; filaments expanded and hairless at base. Capsule globose-turbinate, c. 8 mm. diam.
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