Flora of North America species comparison

slender, 0.7-1.3 mm thick.

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

erect from short caudices, 6-15 cm, glabrous or sometimes pilose, each with 1-2 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 narrowly elliptic to lanceolate or oblanceolate, undivided, 1.5-4.5 × 0.5-1.1(-2.8) cm, base acute or long-attenuate, margins entire except for apex, apex truncate or rounded and 3(-5)-toothed.

receptacle glabrous;

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

petals yellow, 3-5 × 1-3 mm.

pedicels glabrous or brown-pilose;

receptacle glabrous;

sepals 6-12 × 2.5-8 mm, abaxially densely brown-pilose;

petals 5(-8), 10-19 × 6-17 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.

ovoid or cylindric, 5-10 × 4-5.5 mm;

achenes 1.5-1.7 × 1.2-1.3 mm, glabrous;

beak slender, straight or recurved, 0.5-1.5(-2.2) mm.

roots absent.