Villosulous throughout, erect or decumbent at base, diffusely branched, 1–2 dm; lvs triangular-ovate in outline, 2–3 cm, deeply pinnatifid into 3–7 linear or narrowly oblong segments, the larger of these also few-toothed or occasionally pinnatifid, at base somewhat decurrent on the long petiole; pedicels 5–10 mm; cal 3–4 mm at anthesis; cor pale lavender, 3–5 mm. Wet sandy or muddy shores; s. Ont. and O. to Io. and Nebr., s. to Ga. and Tex. July–Oct. (Conobea m.)