Herbs perennial, lacking basal bud scales at anthesis, with old withered leaves at base. Leaves forming a rosette; petiole not well differentiated or to 1/2 as long as leaf blade, broadly winged; leaf blade narrowly oblanceolate to oblong-elliptic, 5--12 X 2--3.5 cm, efarinose or abaxially white farinose along margin when young, base cuneate-attenuate, margin ± regularly blunt denticulate, apex rounded to acute. Scapes 10--20 cm, scarcely white farinose toward apex; umbels 1 or 2, 4--8-flowered; bracts linear, 8--10 mm. Pedicel 0.5--1.5 cm. Flowers heterostylous. Calyx tubular, 0.8--1.2 cm, puberulous outside, densely white farinose inside, parted to below middle; lobes lanceolate, apex acute. Corolla bluish purple; limb ca. 2 cm wide; lobes elliptic to obovate, margin entire. Pin flowers: corolla tube 1--1.1 cm; stamens ca. 4 mm above base of corolla tube; style slightly exserted. Thrum flowers: corolla tube ca. 1.5 cm; stamens toward apex of corolla tube; style reaching middle of tube. Capsule cylindric, 1.5--2 X as long as calyx. Fl. Jun-Jul.
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