Flora of North America species comparison

prostrate, ascending, or erect, branched.

cespitose, prostrate, branched from crown.

palmate;

stipules ovate or triangular-lanceolate, 0.4–1.2 cm, margins entire, apex acute or acuminate;

petiole 0.5–7 cm;

petiolules to 1 mm;

leaflets 3, blades obovate, obcordate, or elliptic, 0.4–1.5 × 0.3–1 cm, base cuneate, veins moderately prominent, margins denticulate, apex rounded or emarginate, surfaces sparsely hairy abaxially, glabrous adaxially.

palmate;

stipules oblanceolate to ovate, 1–1.5 cm, margins entire, apex acute-acuminate;

petiole 5–10 cm;

petiolules to 1 mm;

leaflets 3, blades linear-elliptic, elliptic, narrowly oblong, or lanceolate, 1–7 × 0.4–1 cm, base cuneate, veins fine or thickened, margins entire or serrulate, apex truncate to acute, surfaces pubescent abaxially, glabrous adaxially.

axillary, 10–20-flowered, subglobose, soon becoming globose, flowers resupinate, calyces densely white-woolly, compacted, inflated, 0.5–1.5 × 0.5–1.5 cm;

involucres a narrow rim, 0.2 mm.

terminal or axillary, 20–40-flowered, becoming supine in fruit, globose, 1.5–3.5 × 1.5–3 cm;

involucres absent.

0.5–1.5 cm.

2–6 cm.

slightly reflexed, to 0.5 mm;

bracteoles cup-shaped, membranous, 0.2 mm.

reflexed in fruit, 3–8 mm;

bracteoles ovate or lanceolate-linear, to 1 mm.

3–7 mm;

calyx tubular, inflated in fruit, markedly asymmetric-bilabiate, 2–6 mm, woolly adaxially, veins 5–10, connected by lateral veins, tube 1.5–2.5 mm, 4–5 mm in fruit, lobes unequal, subulate, shorter than tube, adaxial spreading or curved, orifice open, abruptly constricted in fruit;

corolla pink, 3–6 mm, banner ovate, 3–6 × 3–6 mm, apex emarginate to crenulate.

10–12 mm;

calyx campanulate, 4–7 mm, pilose, veins 10, tube 1.5–3 mm, lobes equal, subulate, orifice open;

corolla white, sometimes becoming pink to red, 10–12 mm, banner obovate-oblong, 10–12 × 4–5 mm, apex rounded, retuse or mucronate.

ovoid to globose, 2–3 mm.

stipitate, obovoid, 4–7.5 mm.

1 or 2, yellow to brown, mottled, mitten-shaped, 0.9–1.1 mm, smooth, glossy.

1, yellow-brown, mitten-shaped, 1.8–2.1 mm, rugose.

= 16.

= 16.