Description from Flora of China
Perennials, stemless. Rhizome internodes inconspicuous. Leaves basal, opposite; petiole 0.5-5 cm X 3.5-4.5 mm; leaf blade oblique, oblong to narrowly oblong, 4-12 X 1.9-3.5 cm, papery, adaxially puberulent near margin, eglandular, abaxially sparsely appressed puberulent, base oblique, cuneate, margin repand to entire, apex acute to rounded; lateral veins 3-5 on each side of midrib, inconspicuous. Cymes 3-11-flowered; peduncle 9-13 cm, sparsely purple puberulent; bracts 2, free, ovate, 0.9-18 cm X 4-9 mm, sparsely puberulent, margin entire, apex obtuse. Pedicel 0.15-12 mm, spreading purple puberulent. Calyx 5-sect from base; segments equal, lanceolate-linear, ca. 6 X 0.8 mm, outside puberulent, inside glabrous, margin entire, apex acute to acuminate. Corolla purple, ca. 2.8 cm, sparsely puberulent; tube funnelform-tubular, ca. 1.9 X 0.7 cm; adaxial lip ca. 4 mm; abaxial lip ca. 8 mm. Filaments ca. 1.1 cm, margin sparsely puberulent; anthers fused by entire adaxial surfaces, ca. 2.8 mm, bearded; staminodes 2, ca. 6 mm. Pistil ca. 2.3 cm, puberulent; ovary ca. 1.5 cm. Stigma cuneate, ca. 3 mm, 2-lobed. Fruit and seeds unknown. Fl. May.
After publication of the family treatment for the Flora of China,
this was treated as Primulina glabrescens (W. T. Wang & D. Y. Chen) Mich. Möller & A. Weber (Taxon 60: 782. 2011).
* Rocks in forested valleys; ca. 900 m. SE Guizhou (Libo Xian).