Didymocarpus yuenlingensis W. T. Wang

Plants stemless. Leaves basal; petiole 2.5-4.5 cm; leaf blade ovate to orbicular, nearly pinnately lobed, 3-5 X 4.2-5.5 cm, leathery, adaxially appressed puberulent, eglandular, abaxially white puberulent and sparsely rust-brown villous along veins, sparsely concave punctate, base cordate, lobes triangular, margin denticulate, apex rounded; lateral veins 2 or 3 on each side of midrib. Cymes 4-8-flowered; peduncle 7-11 cm, densely spreading rust-brown villous and white puberulent; bracts free, nearly rhombic to orbicular-ovate, 6-10 mm, puberulent, margin crenulate. Pedicel 0.9-1.5 cm. Calyx slightly zygomorphic, ca. 1.3 cm; limb unequally 5-lobed; tube ca. 5 mm; abaxial lobe largest, oblong, ca. 7 mm, other 4 lobes broadly trapeziform to obtrapeziform, 2.5-3.5 mm, outside puberulent, inside glabrous, margin entire. Corolla ca. 2.1 cm, outside glabrous, inside sparsely puberulent; tube obliquely campanulate, ca. 1.1 cm X 7 mm; adaxial lip ca. 5 mm; abaxial lip ca. 1 cm. Stamens glabrous; filaments ca. 7.5 mm; anthers ca. 3 mm; staminodes 2, 0.2-0.6 mm. Pistil ca. 2.5 cm; ovary ca. 2.1 cm, densely puberulent. Style appressed puberulent with longer rigid brown hairs. Fruit unknown. Fl. May.

* NW Hunan (Xinhuang Xian, Yuanling Xian).