Herbs perennial, 10--40 cm tall, pubescent, ± drying black. Stems usually 3--10-clustered, erect, many branched apically, with 4 lines of hairs. Basal leaves often withering early; petiole 1.2--1.5 cm. Stem leaves usually in whorls of 4, sessile or petiole to 2.2 cm, densely villous; leaf blade long ovate or ovate-oblong, 2--5 X 1.1--2.2 cm, abaxially whitish scurfy, adaxially sparsely pubescent, pinnatifid; segments triangular-ovate to long ovate, dentate. Inflorescences racemose, 3--6 cm, compact; proximal bracts leaflike, longer than calyx. Pedicel ca. 1 mm. Calyx 8--10 mm, slightly cleft anteriorly, membranous, villous; lobes 5, unequal, lateral lobes elliptic, serrate. Corolla pale yellow, usually with purplish dots on lower lip, 2.1--2.5 cm; tube erect, nearly as long as calyx; galea slightly falcate, with 4--10 marginal teeth near apex on each side, apex acute; lower lip ca. 1/2 as long as galea, serrulate. Filaments glabrous or pubescent basally. Capsule oblique-lanceolate, to 1.4 cm X 4 mm. Fl. Jul--Aug, fr. Aug--Sep.
Home