Flora of North America species comparison

erect or ascending, branched.

erect, branched or unbranched.

palmate;

stipules ovate, obovate, or oblong, 1–3 cm, margins entire, irregularly lobed, or serrate, apex acute or acuminate;

petiole 1–14 cm;

petiolules 0.9–1.2 mm;

leaflets (5–)7–9, blades broadly to narrowly obovate, often folded, 1–2.7 × 0.4–1.1 cm, base cuneate, veins thickened, especially distally, margins serrulate, apex rounded or truncate, apiculate, surfaces villous abaxially, sparsely villous to glabrate adaxially.

palmate;

stipules linear, oblong, or ovate, 1.5–2.5 cm, margins entire or slightly serrulate, apex acute to acuminate;

petiole 1–20 cm;

petiolules to 0.5 mm;

leaflets 3, blades linear, elliptic, oblong, or lanceolate-elliptic, often folded, falcate, 4–11 × 0.1–1.6 cm, base cuneate, veins thickened, margins denticulate, apex acute or acuminate, surfaces villous.

terminal, 20–32-flowered, globose or ovoid-ellipsoid, 2.5–8 × 3–7 cm;

involucres absent.

terminal, 70–80-flowered, spicate, ovoid to cylindric, 3–6 × 2.5–3 cm;

involucres absent.

2–8 cm.

2–6 cm.

erect, 1–1.5 mm;

bracteoles broadly ovate, membranous, to 0.5 mm, truncate.

erect or absent, 0–0.5 mm;

bracteoles absent.

20–30 mm;

calyx campanulate, 10–22 mm, villous, veins 10–15, tube 2.5–4 mm, lobes subequal, subulate, plumose, orifice open;

corolla white, creamy white, or pinkish, keel petals deep pink, 20–28 mm, banner ovate or oblong, 20–28 × 10–13 mm, apex rounded or slightly emarginate.

17–18 mm;

calyx campanulate, 5 mm, villous, veins 20, tube 2.5 mm, lobes subequal, subulate, straight, orifice open;

corolla creamy white, keel petals crimson, 12–22 mm, banner oblong, 12–22 × 3–5 mm, apex acute;

ovaries glabrous or pubescent distally.

ovoid, 4–5 mm.

obovoid, 4–5 mm.

1 or 2, yellow or reddish, mitten-shaped to ellipsoid, 2.5–3 mm, smooth.

1–3, reddish brown or tan, ellipsoid, 1.8–2 mm, smooth, glossy.

= 32, 48.

= 32.