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Plants 5-20 cm, herbaceous; rhizomes thin, short, sometimes stoloniferous; rosettes not clumped; vegetative parts efarinose. Leaves not aromatic, abruptly petiolate; petiole not winged; blade without deep reticulate veins abaxially, ovate to somewhat elliptic, 1-3 × 1-2 cm, thin, margins entire, apex rounded, surfaces glabrous. Inflorescences 2-4-flowered; involucral bracts saccate, prominently auriculate basally, ± equal. Pedicels nodding, thin, 10-20 mm, length 1-5+ times bracts, flexuous. Flowers heterostylous; calyx green, cylindric, 4-7 mm; corolla lavender, tube 7-10 mm, length 1.5-2 times calyx, eglandular, limb 9-20 mm diam., lobes 5-10 mm, apex deeply notched. Capsules narrowly cylindric, length 1.5-2 times calyx. Seeds without flanged edges, reticulate. 2n = 22.
