Plants 15-50 cm, herbaceous; rhizomes short, stout; rosettes often clumped; vegetative parts efarinose. Leaves rankly aromatic, indistinctly petiolate; petiole broadly winged; blade without deep reticulate veins abaxially, broadly lanceolate or oblanceolate to oblong-obovate, 1-33(-40) × 1.5-7 cm, thick, margins almost entire or remotely denticulate, apex rounded to acute, surfaces glabrous. Inflorescences 5-25-flowered; involucral bracts plane, unequal. Pedicels arcuate, somewhat thick, 10-50 mm, length 1-6 times bracts, flexuous. Flowers heterostylous; calyx green, often purple tinged, cylindric to campanulate, 8-15 mm; corolla magenta, tube 5-20 mm, length 0.9-1 times calyx, with prominent glands basally and distally, limb 10-25 mm diam., lobes 5-12 mm, apex emarginate. Capsules ellipsoid to cylindric, length 1 times calyx. Seeds without flanged edges, reticulate. 2n = 44.
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