Flora of North America species comparison

cylindric, 1-3 mm thick.

thickened basally, glabrous.

prostrate or ascending, 4-15 cm, glabrous, each with 1-4 flowers.

erect or ascending, never rooting nodally, glabrous.

basal leaf blades with base obtuse to cordate;

proximal cauline leaf blades semicircular to cordate or ovate, 1.2-5.1 × 1.5-2.9 cm, base cordate to broadly obtuse, margins entire or crenulate, apex broadly acute to rounded.

persistent, blades reniform or obovate to very narrowly elliptic, 0.7-5.2 × 1-2 cm, base truncate, obtuse or attenuate, margins entire or with 3 broad, apical crenae, apex rounded to acute.

bracts narrowly elliptic to ovate or lanceolate.

pedicels glabrous or nearly so;

receptacle glabrous;

sepals 5-8 × 3-7 mm, abaxially glabrous or sparsely pilose, hairs colorless;

petals 5-10, 8-13 × 5-12 mm;

nectary scale glabrous or ciliate.

receptacle glabrous or hispidulous;

sepals 4-5, spreading or reflexed from base, 3-5 × 2-4 mm, glabrous;

petals 5-6, 4-9 × 2-5 mm;

nectary scales glabrous.

globose, 7-12(-20) × 6-11(-20) mm;

achenes 1.4-2.2 × 1.1-1.8 mm, usually finely pubescent;

beak subulate or lance-subulate, straight or curved, 0.4-1 mm.

hemispheric, 3 × 4-5 mm;

achenes 1.6-1.8 × 1.2 mm, glabrous;

beak lance-subulate, straight, 0.2-1 mm.