Flora of North America species comparison

erect, branched.

cespitose, prostrate, branched from crown.

palmate;

stipules ovate-lanceolate, 1–1.5 cm, margins entire, sometimes ciliate, apex acuminate;

petiole 1–13 cm;

petiolules 0.5 mm;

leaflets 3, blades elliptic to oblong or obovate, 0.8–3.5 × 0.5–1.5 cm, base cuneate, veins thickened, margins serrate proximally, obscurely denticulate distally, apex usually rounded or retuse, rarely acute, surfaces glabrous.

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 or terminal, 10–30-flowered, ovoid to subglobose, 0.7–2.2 × 0.5–2 cm;

involucres a narrow rim, 0.5 mm, membranous, dentate.

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

involucres absent.

2.5–12 cm.

2–6 cm.

erect becoming reflexed, 0.5–6 mm;

bracteoles linear or cup-shaped, to 1 mm.

reflexed in fruit, 3–8 mm;

bracteoles ovate or lanceolate-linear, to 1 mm.

6–13 mm;

calyx broadly campanulate, 5–11 mm, glabrous, veins 10, tube 1–5 mm, lobes unequal, elliptic to linear, margins hyaline, dentate or pectinate, ciliate, sinuses narrow, orifice open;

corolla white, pink, or purple, 5–13 mm, banner broadly ovate, 6–13 × 4–7 mm, apex rounded, apiculate.

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.

short-stipitate, ovoid, 5–10 mm.

stipitate, obovoid, 4–7.5 mm.

1 or 2, brown, mottled, ovoid, 2.5–3 mm, smooth.

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

= 16.

= 16.