Herbs perennial. Rhizomes with numerous fibrous roots. Leaves forming a rosette; petiole slightly shorter to ca. as long as leaf blade, densely white or brownish lanate; leaf blade broadly ovate to suborbicular, 4--15 cm wide, abaxially with multicellular hairs along veins, adaxially appressed pilose, base shallowly to deeply cordate, margin crenate or sinuate-lobulate with irregularly denticulate lobules, apex rounded. Scapes 7--18(--20) cm, densely white or brownish lanate, with a short raceme; bracts lanceolate to oblanceolate, 7--20 X 3--5 mm. Pedicel 0.5--1.5 cm, villous. Flowers heterostylous. Calyx campanulate to narrowly campanulate, 1.5--2.5 cm, villous, parted to middle; lobes lanceolate, ciliate, apex acute. Corolla pale yellow, enclosed within enlarged calyx; limb 7--8 mm wide; lobes oblong to elliptic, ca. 3 X 2 mm, apex slightly emarginate. Pin flowers: corolla tube 1.3--1.5 cm; stamens at middle of corolla tube; style slightly shorter than tube. Thrum flowers: corolla tube 1.8--2 cm; stamens toward apex of corolla tube; style ca. 1/2 as long as tube. Capsule subglobose, ca. 5 mm in diam., included within calyx. Fl. May, fr. Jun-Jul. 2n = 24@.
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