Herbs perennial, rhizomatous. Stems robust, erect, angles and nodes villous. Petiole narrowly winged, basally amplexicaul; leaf blade lanceolate to rhombic-ovate, 5-11 × 1.8-3 cm, base cuneate-decurrent, margin remotely undulate-crenate, inconspicuously crenate-dentate, to subentire, apex obtuse. Floral leaves white-yellow, white, or greenish purple, reduced apically, ovate to broadly ovate, 3.5-5 × 1.8-2.7 cm, base rounded, amplexicaul, margin entire to dentate, apex acuminate. Calyx campanulate to subfunnelform, 7-9 mm, slightly swollen in front, with inconspicuous accessory veins; teeth narrowly triangular, 1/2 or more as long as calyx, regular, apically acuminate, ciliate. Corolla white, whitish green, or whitish yellow with purple lines, narrowly funnelform, (1.1-)1.8-2.5 cm, sparsely villous; tube slightly swollen to saccate near base, villous annulate inside, curved; upper lip straight, 2-lobed, with subcircular lobes; lower lip projected, with middle lobe narrowly flabellate, ca. 6.5 mm, apex emarginate; lateral lobes semicircular, deltate to oblong, ca. 3 mm. Nutlets slightly swollen at middle, areole almost 1/2 as long as adaxial side of nutlet. Fl. Jul-Sep, fr. Aug-Oct.
Open slopes at elevations from 2,200-4,500 metres in Nepal. Sandy areas along riverbanks, alpine grasslands, grassy slopes near villages, crevices of steep rocky slopes; at elevations from 1,300-4,200 metres in China.
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