Description from Flora of China
Perennials 3-6 cm tall, with developed slender stolons. Stems prostrate to ascending, slender, branched from base, papillate. Leaves linear-elliptic, 6-12 × 1-2 mm, longer than internodes, subleathery, margin cartilaginous and smooth or ciliolate, apex obtuse and apiculate, midvein prominent. Basal leaves withered at anthesis; petiole 0.5-1.5 mm. Stem leaves recurved, folded; petiole tube 1-2 mm. Flowers few, subsessile. Calyx narrowly obconic, (5-)9-10 mm, tube membranous; lobes subulate, (3-)5-6 mm, subleathery, margin cartilaginous and ciliolate, apex acuminate and apiculate, midvein prominent. Corolla purple, outside with yellow-green stripes, tubular-funnelform, (0.9-)1.2-1.8 cm; lobes ovate, (1.5-)2-3 mm, margin entire, apex obtuse; plicae oblong, 1-2 mm, margin denticulate, apex obtuse. Stamens inserted at middle of corolla tube, equal; filaments (3-)4-5 mm; anthers narrowly ellipsoid, 1.2-1.5 mm. Style 1.5-2 mm; stigma lobes oblong. Capsules narrowly ellipsoid, 3-5 mm; gynophore to 6 mm, slender. Seeds dark brown, ellipsoid, 1-1.2 mm. Fl. and fr. Jun-Oct.
* Grassland slopes, gravelly areas; 1300-1700 m. Fujian, Guangdong, Guangxi.