Annuals 2.5-8 cm tall. Stems erect, branched throughout, usually with 2-5 crowded flowering branches, sparsely papillate. Petiole tube 1-1.5 mm, papillate; leaf blade glabrous, base narrowed to obtuse, margin thick cartilaginous and ciliolate, apex acuminate and aristate with a tip ca. 0.7 mm, midvein prominent. Basal leaves withered at anthesis; leaf blade elliptic to narrowly so, 1.5-4.5 cm × 5-9 mm. Stem leaf blades lanceolate, narrowly elliptic, or ovate, 0.5-2 cm × 2.5-6 mm, narrowed toward stem apex. Pedicel 2-10 mm, sparsely papillate. Calyx obconic, 5-7.5 mm; lobes spreading, lanceolate to ovate-lanceolate, 2-2.5 mm, slightly unequal, base slightly narrowed, margin thick cartilaginous and densely ciliolate, apex acuminate and aristate with a tip ca. 0.7 mm, midvein prominent. Corolla blue to blue-purple, with pale yellow-green base, funnelform, 0.9-1.2 cm; lobes ovate, 2-3 mm, margin entire, apex obtuse; plicae ovate, 1-1.5 mm, margin entire or denticulate, apex obtuse. Stamens inserted at basal part of corolla tube, equal; filaments 2.5-3 mm; anthers ellipsoid, 0.8-1 mm. Style 2-2.5 mm; stigma lobes narrowly oblong. Capsules narrowly obovoid to obovoid, 3.5-5 mm; gynophore to 1.2 cm, stout. Seeds light brown, ellipsoid, 0.7-1 mm. Fl. and fr. Apr-Jul.
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