Herbs perennial, weak, often procumbent, drying black. Stems 2 or more together, usually branched basally; branches very slender, repent or ascending, sparsely pubescent. Leaves mostly opposite; petiole to 2.5 cm; leaf blade elliptic-lanceolate, to 8 X 3 cm, pinnatisect; segments 5--12 pairs, pinnatipartite to pinnatifid, incised-dentate. Pedicel erect at anthesis, later elongating to 2.5 cm, becoming curved. Calyx turbinate-cylindric, ca. 6 mm, slightly cleft anteriorly; lobes 5, incised-dentate. Corolla purple or greenish white; tube erect, ca. 2 X as long as calyx, glabrous; galea bent at a right angle; beak bent slightly downward, slender; lower lip ca. 8 mm, ciliate. Filaments glabrous. Capsule compressed, ovoid, ca. 8 X 6.5 mm, apex acuminate. Fl. Jun--Aug, fr. Jul--Sep.
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