Flora of North America species comparison

cylindric, 2-3 mm thick.

prostrate or ascending, 5-20 cm, glabrous, each with 1-6 flowers.

glabrous.

blade reniform, 0.4-1 × 0.6-1.7 cm, margins shallowly crenate-lobulate, segments rounded.

persistent, blades rhombic to deltate or reniform in outline, 3-4x-dissected, 1.1-3.4 × 2-3.1 cm, segments linear, base obtuse, margins crenate, apices of segments narrowly rounded.

pedicels glabrous;

receptacle short-pubescent;

sepals 4-8 × 2-5 mm, abaxially glabrous or nearly so;

petals 5, 6-15 × 4-10 mm;

nectary scale glabrous.

receptacle glabrous;

sepals recurved, 1.5-2 × 1-1.5 mm, glabrous;

petals 5, 2-4 × 1-1.5 mm;

style 0.1 mm.

recurved.

depressed-globose, 4-6 × 5-8 mm;

achenes 1.8-2.2 × 1.2-1.8 mm, finely pubescent;

beak subulate, straight, 0.8-1.5 mm.

globose or depressed-globose, 3-4 × 3-4 mm;

achenes 1.2-1.6 × 1-1.2 mm, glabrous;

beak deciduous, sometimes leaving stub to 0.1 mm.

= 16 (Europe).