Briggsia pinfaensis (H. Lév.) Craib

Plants stemless. Petiole 1.5-5.5 cm, densely brownish to rust-brown villous; leaf blade elliptic to ovate, 3.2-9 X 2-4 cm, gray to brown appressed puberulent, base cuneate, margin undulate, crenate-serrate, apex acute to rounded; lateral veins 5-7 on each side of midrib, adaxially inconspicuous, abaxially prominent. Cymes 1-4-flowered; peduncle 6.5-25 cm, brownish villous; bracts 2, linear to narrowly lanceolate, 4-6 X 0.6-1 mm, outside villous, inside pubescent to sparsely pubescent, margin entire. Calyx segments lanceolate, 5-7 X 1-2 mm, outside puberulent, margin sparsely dentate, veins indistinct. Corolla blue-purple, inside purple spotted, 2.8-4 cm, outside pubescent, inside glabrous; tube 2-2.5 X 1-1.6 cm; adaxial lip 4-5 mm, lobes oblong to broadly triangular, 2-2.5 X 3-3.5 mm, apex rounded to truncate; abaxial lip 0.8-1.2 cm, lobes oblong to suborbicular, 6-7 X 4-6 mm, apex rounded, erose. Adaxial stamens adnate to corolla ca. 6 mm above base, ca. 1.5 cm, abaxial ones adnate to corolla ca. 5 mm above base, ca. 1.8 cm; filaments sparsely glandular pubescent; anthers reniform, thecae not confluent; staminode unknown. Pistil 1.4-2 cm, glandular pubescent. Style 3-4 mm. Immature capsule 4-5 cm, glandular pubescent. Fl. Aug.

* Guizhou (Pingfa Xian).

Didissandra pinfaensis H. Léveillé, Repert. Spec. Nov. Regni Veg. 9: 328. 1911.