Flora of North America species comparison

slender, 0.5-1 mm thick.

erect or ascending, not rooting nodally, villous, not bulbous-based.

erect or decumbent from short caudices, 3-22 cm, glabrous, each with 1-5 flowers.

blades broadly spatulate in outline, 1-2x-dissected, 0.9-3.8 × 0.5-1.5 cm, segments linear, margins entire, apex obtuse to acuminate.

persistent, blades cordate or reniform, 3-parted, 0.5-1.8 × 0.8-3 cm, segments again lobed, base truncate or nearly cordate, apices of segments rounded.

receptacle glabrous;

sepals spreading, 3-6 × 1-2 mm, villous;

petals yellow, 3-5 × 1-3 mm.

pedicels pubescent or glabrous;

receptacle glabrous or pubescent;

sepals 3-5 × 1-4 mm, pubescent or glabrous;

petals 5, 3-6 × 1-5 mm;

nectary scale glabrous.

cylindric, 9-16(-27) × 8-10 mm;

achenes 1.6-2 × 1.8-2 mm, tomentose;

beak persistent, lanceolate, 3.5-4.5 mm.

cylindric to ovoid-cylindric, 4-13 × 4-6 mm;

achenes 1.2-2.4 × 0.8-2 mm, glabrous;

beak subulate, curved or hooked, 0.4-0.8 mm.

roots absent.

= 16.