Flora of North America species comparison

erect from short caudices, not rooting nodally, glabrous, not bulbous-based.

basal leaf blades semicircular or reniform in outline, shallowly 5-7-lobed, 1.2-4.6 × 1.8-6.6 cm, ultimate segments semicircular, margins crenate, apex rounded or weakly apiculate;

cauline leaves 0-2, scalelike.

receptacle glabrous;

sepals spreading, white or pale yellow, 6-13 × 3-6 mm, glabrous;

petals 8-12, greenish, 2-4 × 0.6-1.6 mm.

ovoid, 6-7 × 6-8 mm;

achenes 3.8-4.2 × 0.8-1 mm, canescent;

beak persistent, filiform, 1.2-1.4 mm, hooked distally.

roots absent.