Stems to 50 cm long, appressed-pubescent, glabrescent. Leaves thrice pinnatipartite, divaricate, multiplanar; petiole 0.5-1.5 cm long; lamina 2-4 cm long, 4-7 cm wide, puberulous, glabrescent; ultimate lobes linear, 0.5-1.5 mm wide, pungently 2-3-dentate, concave; reticulation open, shallow. Spikes to 7 cm long; flowers crowded; peduncle to 1 cm long, appressed-pubescent; rachis puberulous; bracts ovate, obtuse, 1.5-2 mm long, almost glabrous. Perianth opening narrowly, glabrous; adaxial tepal 4.9-5.2 mm long, 2.2 mm wide; abaxial tepal 4-4.5 mm long. Stigma oblong, slightly constricted in middle, emarginate, thick, erect, 0.9 mm long, 0.4 mm wide; ovary pubescent. Fruit broadly ellipsoidal on narrow neck, 4.5-5.5 mm long, pilose.