State Rank Reason (see State Rank above)
Numerous collections at MONT and MONTU, nearly all from the Bitterroots.
Stems, erect, 20–70 cm with hirsute foliage. Basal leaf blades cordate, ternate, 3–10 cm long; the stalked leaflets deeply 3-lobed, dentate. Flowers with petals 2–4 mm long, shorter than the pilose sepals. Achenes ca. 2 mm long, glabrous with a straight beak ca. 0.7 mm long; head short-cylindrical, 8–15 mm high (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)