Flora of North America species comparison

nearly erect, hispid, base not bulbous.

erect or nearly erect, hispid.

pedicellate;

receptacle pilose;

sepals 5, reflexed, 3-8 × 1.5-3 mm, pilose;

petals 5, 7-10 × 4-8 mm.

pedicellate;

receptacle glabrous;

sepals 5, reflexed, 1.5-2 × 0.8-1.2 mm, densely pubescent;

petals 0-5, 1.1-1.8 × 0.2-0.7 mm.

globose or ovoid, 5-8 × 6-7 mm;

achenes 15-35 per head, 2-3 × 2-3 mm, faces sparsely papillate or sometimes smooth, glabrous, margin smooth;

beak oblong to deltate, curved, 0.4-0.7 mm.

globose, 3-5 × 3-5 mm;

achenes 10-20 per head, 1.7-2 × 1.4-1.7 mm, faces papillose, each papilla crowned with hooked bristle, otherwise glabrous, margin smooth;

beak deltate with slender recurved tip, 0.4-0.6 mm.

and lower cauline leaf blades ovate to cordate, 3-foliolate, 2-6 × 2-6 cm, leaflets again parted, leaflet base truncate to acute, margins crenate-dentate to crenate-lobulate, apex rounded to obtuse.

and lower cauline leaf blades semicircular or reniform, 3-parted or -divided, 1.5-3.2 × 1-2.4 cm, again lobed, base cordate, margins dentate, apex rounded.