Description from Flora of China
Solenanthus amplifolium Boissier; S. coronatus Regel; S. petiolaris de Candolle; S. rumicifolium Boissier.
Roots stout, to 2 cm in diam. Stems erect, usually not branched, to 80 cm tall, base ca. 1 cm in diam., surrounded by persistent petioles, sparsely pubescent. Petiole of basal leaves 6-10 cm; leaf blade ovate-oblong, 5-8 × 3-6 cm, sparsely strigose, base cordate or subcordate, apex obtuse; stem leaves sessile, narrowly oblong to ovate, base attenuate, subdecurrent. Cymes numerous, axillary, scorpioid, to 7 cm in fruit, becoming paniculate on upper part of stems, densely pubescent, ebracteate. Pedicel ca. 1.2 mm. Calyx 4.5-5.5 mm; lobes slightly spreading. Corolla purplish red, broadly tubular, ca. 6 mm, glabrous; appendages attached below middle of tube, ligulate; lobes of limb 5, toothlike, slightly 2-cleft. Stamens exserted; filaments somewhat unequal; anthers short oblong, ca. 1 mm. Style slightly curved, ca. 8 mm, exserted, glabrous, persistent. Nutlets ovoid, ca. 6 mm; disc slightly concave, tuberculate, marginal glochids confluent at base; attachment scar near apex adaxially, narrowly ovate, slightly concave. Fl. Apr-May, fr. Jun-Jul.
Meadows in forests. W Xinjiang [Afghanistan, Kazakhstan, Kyrgyzstan, Pakistan, Russia, Tajikistan, Turkmenistan, Uzbekistan; SW Asia].