Caudices branched apically, (cespitose), 10-50 × 2-5 cm, axillary branches absent. Leaves: rosettes 200-300, in clumps, 15-40(-65)-leaved, 5-15 cm diam.; blade green, oblong-oblanceolate to-obovate, 3-11 × 1-3.5 cm, 4-8 mm thick, base 1-3 cm wide, apex acute to acuminate, subapiculate, surfaces sometimes farinose, not glaucous. Inflorescences: cyme 3-6-branched, flat-topped or rounded; branches not twisted (flowers on topside), simple or 1-2 times bifurcate, (4-10 cm diam.); cincinni 3-5, 2-15-flowered, circinate, 1-9 cm; floral shoots 15-40 × 0.3-1.3 cm; leaves 15-25, spreading to ascending, triangular to ovate, 10-30 × 5-12 mm, apex acute, (erect). Pedicels erect, not bent in fruit, 1-5 mm. Flowers: calyx 4-7 × 4-9 mm; petals connate 1.5-2.5 mm, pale yellow or whitish especially on margins, 8-12 × 3-5 mm, apex acute, tips sometimes outcurved; pistils connivent, erect. Unripe follicles erect. 2n = 68, 102.
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