Herbs perennial, 13-50 cm tall. Rhizomes thick, scaly. Leaves all basal; petiole 2-7 cm long, sheathing base glabrous at margin; leaf blade obovate or narrowly so to subelliptic, rarely broadly obovate to suboblong, 5.5-16 cm long, 3-9 cm wide, leathery, both surfaces glabrous and glandular pitted, base cuneate, margin sinuate-dentate to entire, apex obtuse. Inflorescence cymose, 3-23 cm long; branches and pedicels densely long glandular hairy. Hypanthium densely long glandular hairy. Sepals narrowly ovate, 6.5-7 mm long, 2-4 mm wide, leathery, abaxially densely long glandular hairy, margin glabrous, apex obtuse. Petals purple, broadly ovate, 1-1.5 cm long, 7-8 mm wide, veins many, base narrowed into a claw ca. 2.5 mm wide, apex obtuse or retuse. Stamens 6-11 mm. Ovary ovoid, 6.7-7.5 mm long; styles 2, 5-7.5 mm long.

Author(s): Wen, Jun

Rights holder(s): Wen, Jun

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