Perennials, stemless. Rhizome internodes inconspicuous. Leaves basal; petiole 1-1.7 cm X 1-3.5 mm; leaf blade broadly elliptic to oblong, 2.5-4.2 X ca. 1.3 cm, papery, densely appressed white pilose, eglandular, base oblique, cuneate, decurrent, margin crenate to repand-crenate, apex minutely obtuse; lateral veins 3 or 4 on each side of midrib, inconspicuous. Cymes 1- or 2-flowered; peduncle 2.5-6.5 cm, densely puberulent; bracts 2, free, narrowly oblong, 1.5-3.5 X ca. 0.3 mm, puberulent, margin entire, apex obtuse. Calyx 5-sect from base; segments equal, lanceolate-linear, 2.5-3 X 0.7-0.9 mm, outside puberulent, inside pilose, margin entire, apex obtuse. Corolla blue-purple, ca. 1.4 cm, outside puberulent and glandular puberulent, inside glabrous; tube subcampanulate, ca. 8.5 X 4 mm; adaxial lip ca. 2 mm; abaxial lip ca. 5.5 mm. Filaments ca. 4 mm, glabrous; anthers fused by entire adaxial surfaces, ca. 3 mm, glabrous; staminodes 2, ca. 0.7 mm. Pistil ca. 1.3 cm, puberulent; ovary ca. 3 mm. Stigma narrowly oblong, ca. 1.2 mm, undivided. Immature capsule erect, ca. 1.5 cm. Fl. May.

After publication of the family treatment for the Flora of China, this was treated as Primulina napoensis (Z. Yu Li) Mich. Möller & A. Weber (Taxon 60: 784. 2011).

* Rocks in valleys; ca. 600 m. Guangxi (Napo Xian).