Herbs annual, to 30 cm tall, drying black. Stems slender, branched basally or unbranched, with lines of hairs. Leaves pseudo-opposite, glabrescent; proximal petioles 0.8--2.5 cm, distal ones ± sessile; leaf blade ovate, 1.5--2 cm X 8--11 mm, abaxially whitish scurfy, pinnatipartite to subpinnatisect; segments 5--7 pairs, ovate to ± oblong, pinnatifid or deeply dentate. Inflorescences short racemose. Calyx 4.5--5 mm, deeply cleft anteriorly, densely whitish long pubescent; lobes 3, unequal, posterior one smallest. Corolla rose, 1.7--2 cm; tube erect, 1.1--1.5 cm, villous exteriorly; galea ± bent at a right angle apically, with 1 reflexed marginal tooth on one side; beak 4--4.5 mm, deeply 2-cleft at apex; lower lip ca. 7 X 9 mm, sparsely ciliate, middle lobe emarginate apically. 2 filaments villous, 2 glabrous. Fl. Jul--Aug, fr. Sep.
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