Sparsely hairy annual or biennial. Stems erect, 4–20 cm. Basal leaves 1–5 cm long, pinnate with ovate, sinuate leaflets. Stem leaves pinnate with ovate lateral lobes. Petals 1–3 mm long. Fruits erect, 15–25 mm long, >1.1 mm wide, the beak <1 mm long; pedicels 3–10 mm long (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).