Roettlera fargesii Franchet, Bull. Mus. Hist. Nat. (Paris) 5: 251. 1899.

Petiole to 2.5 cm, densely brown pubescent; leaf blade oblong to obovate-oblong, 2-6.5 X 1.2-2.5 cm, thick leathery, strongly bullate, adaxially sparsely villous, abaxially brown villous, base cuneate, margin denticulate, apex obtuse to rounded; lateral veins 5-7 on each side of midrib. Peduncle ca. 4.5 cm, brown pubescent, glandular puberulent apically; bracts linear. Calyx 5-sect from base; segments narrowly triangular, 4-5 X ca. 0.4 mm, apex acute. Corolla purplish, ca. 2.8 cm, outside glabrous, inside sparsely puberulent near mouth; tube cylindric, not swollen, ca. 1.5 cm X 3.5 mm; adaxial lip ca. 1 cm; abaxial lip ca. 1.3 cm, all lobes entire. Stamens adnate to corolla tube near middle, ca. 3 mm; filaments glabrous; anthers free, oblong, dehiscing from straight slits; staminodes absent. Pistil included, ca. 5.5 mm, glabrous. Style ca. 1 mm; stigma 1. Fruit unknown. Fl. Aug.

* E Sichuan.