Herbs to 40--60 cm tall. Roots slender, main root present; crown not scaly. Stems 1 to several, erect or diffuse and ascending, with 4 lines of hairs. Leaves in whorls of 4; petiole 0.5--1.5 cm, white pilose; leaf blade ovate-oblong, 2--2.5(--4.5) X 0.75--1.3 cm, pinnatipartite to pinnatisect; segments 5--8 pairs, oblong to linear-oblong, incised-dentate. Inflorescences capitate or to 15--18 cm, interrupted basally. Calyx campanulate, 5--6(--10) X ca. 3.5 mm, membranous, with sparse reticulate veins throughout, scarcely cleft anteriorly; lobes 5, unequal, posterior one triangular and entire, lateral lobes ovate and incised-serrate. Corolla rose, 1.5--2 cm; tube decurved basally; galea slightly curved, 4--5 mm, rounded in front; lower lip ca. 8 mm, middle lobe obovate, ca. 1/2 as large as lateral lobes, erose-serrulate. Anterior filaments pubescent apically. Capsule lanceolate, apex acute. Fl. and fr. May--Jul.
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