Flora of North America species comparison

slender, 0.8-1.8 mm thick.

slender, 0.4-0.8 mm thick.

erect, 5-22 cm, pilose or occasionally glabrous, each with 3-12 flowers.

erect from short caudices, 4-22 cm, glabrous or sparsely pilose, each with 1 flower.

persistent, blades ovate to rhombic, undivided or rarely innermost 3-parted, 1.1-5.3 × 0.9-3.6 cm, base obtuse, margins crenate with 5 crenae, apex rounded.

persistent or deciduous, blades reniform, 3-parted, 0.6-2 × 1.3-3 cm, at least lateral segments again lobed or margins toothed, base truncate or cordate, apices of segments rounded-apiculate.

pedicels pilose;

receptacle pilose;

sepals 4-6 × 1.5-3 mm, abaxially pilose, hairs colorless;

petals 5, 6-8 × 2-4 mm;

nectary scale glabrous.

pedicels glabrous or brown-pilose;

receptacle glabrous;

sepals 6-8 × 3-5 mm, abaxially densely brown-hispid;

petals 5(-6), 8-11 × 7-12 mm;

nectary scale glabrous.

depressed-globose, 4-6 × 5-7 mm;

achenes 1.8-2.2 × 1.2-1.8 mm, glabrous;

beak slender, curved, 0.2-0.3 mm.

cylindric or ovoid-cylindric, 7-14 × 5-6 mm;

achenes 1.5-2.2 × 1.2-1.6 mm, glabrous;

beak slender, straight, 1-2 mm.

= 16.

= 48.