Flora of North America species comparison

slender, 0.8-1.8 mm thick.

slender, 0.3-0.8 mm thick.

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

erect or decumbent, 1-12 cm, sparsely pilose, each with 1-3 flowers.

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, blades broadly obovate to transversely elliptic, 3-lobed or -parted, 0.9-3 × 0.8-3.4 cm, segments undivided or again lobed, base obtuse, margins entire, apices of segments rounded to rounded-obtuse.

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 pilose;

receptacle pilose;

sepals 4-7 × 2-3 mm, abaxially pilose, hairs colorless;

petals 5, 5-8 × 3-4 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, 6-9 × 4 mm;

achenes 1.2-1.4 × 0.8-1 mm, glabrous;

beak lance-subulate, straight or curved, 0.4-0.6 mm.

= 16.

= 64.