Annuals 2-10 cm tall. Stems prostrate to ascending, branched from base, glabrous. Basal leaves withered at anthesis; petiole 1-2 mm; leaf blade ovate-elliptic to ovate-orbicular, 5-8 × 2-3 mm, margin indistinctly membranous, apex obtuse to rounded; veins 1-3, indistinct. Stem leaves 3-5 pairs; petiole tube 1.5-3 mm; leaf blade lanceolate to elliptic, rarely basally spatulate to ovate, 3-9 × 0.7-2 mm, usually shorter than internodes, margin narrowly and indistinctly membranous, apex acuminate to obtuse, midvein abaxially distinct. Flowers few. Pedicel 0.4-4 cm, glabrous. Calyx campanulate, 4-5 mm; lobes triangular, 1.5-2 mm, margin narrowly membranous, apex acute, midvein indistinct. Corolla pale blue, rarely white, with blue-gray stripes, with dark blue spots in throat, campanulate, 0.8-1.3 cm; lobes ovate, 2.5-3 mm, margin entire, apex obtuse; plicae oblong, 1.2-1.5 mm, margin irregularly laciniate, apex obtuse. Stamens inserted at basal part of corolla tube, equal; filaments 2.5-3.5 mm; anthers ellipsoid, 0.7-1 mm. Style 0.5-0.7 mm; stigma lobes oblong. Capsules obovoid, 3.5-5 mm; gynophore to 2 cm, stout. Seeds broadly dark brown, ellipsoid, 0.6-0.8 mm. Fl. and fr. May-Oct.
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A herb that grows each year from seed. It grows 2-10 cm tall. The stems can lie along the ground. The leaves at the base wither early. These leaves are oval and 5-8 mm long by 2-3 mm wide. There are 3-5 pairs of leaves on the stem. They are oval and 3-9 mm logn by 1-2 mm wide. There are a few flowers. They are blue or white.
It is a temperate plant. It grows along streams and in damp and alpine meadows between 1,900-5,000 m above sea level in China. In Sichuan.
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