Herbs annual, to 50--70 cm tall, not drying black. Stems branched apically, with 3 or 4 lines of hairs. Leaves in whorls of 3--6; petiole to 1.2 cm; leaf blade lanceolate-oblong, 2--5 X 0.8--1.5 cm, sparsely pubescent, pinnatisect; segments 10--18 pairs, ovate to lanceolate, pinnatipartite, incised-dentate. Inflorescences to 20 cm, lax; bracts leaflike. Pedicel 4--5 mm. Calyx 4.5--6.5 mm, densely villous along 5 veins; lobes 5, unequal, serrate. Corolla rose, 2.1--2.6 cm; tube 1.1--1.5 cm, ± straight in calyx; galea falcate, crested; lower lip 1.2--1.4 X 0.9--1.15 cm, middle lobe ovate, projecting. Filaments pubescent. Fl. Jul, fr. Aug--Sep.
Home