Flora of North America species comparison

not thickened basally, canescent.

nearly erect, hispid, base not bulbous.

erect or ascending, not rooting nodally, glabrous.

narrowly elliptic to linear, 2.5-4.8 × 0.2-0.9 cm, base narrowly acuminate, margins entire, apex acute to acuminate.

bracts lanceolate to linear.

pedicellate;

receptacle pilose;

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

petals 5, 7-10 × 4-8 mm.

receptacle glabrous;

sepals 5, spreading or reflexed from base, 3-5 × 1-2 mm, glabrous;

petals 5, 4-6 × 1-2 mm;

nectary scales glabrous.

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.

hemispheric, 2-4 × 3-5 mm;

achenes 1-1.4 × 0.8 mm, glabrous;

beak subulate, straight, 0.2-0.4 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.