Flora of North America species comparison

erect, branched.

erect-ascending, cespitose, mat-forming, branched;

from deep taproot-like 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 ovate or lanceolate, 0.5–1.5 cm, margins entire, apex long-acuminate;

petiole 1–5 cm;

petiolules to 0.5 mm;

leaflets (3–)5, blades obovate, 0.5–2.2 × 0.2–1.2 cm, base cuneate, veins obscured by pubescence, margins entire, apex rounded or acute, apiculate, surfaces canescent.

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.

axillary, 10–20-flowered, depressed-globose, 1–2 × 1–2.3 cm;

involucres formed of connate, narrow, membranous bracts, to 0.5 mm.

2.5–12 cm.

1–14 cm.

erect becoming reflexed, 0.5–6 mm;

bracteoles linear or cup-shaped, to 1 mm.

absent;

bracteoles absent.

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.

10–17 mm;

calyx campanulate, 9–11 mm, pilose, veins 10, tube 4–5 mm, lobes equal, subulate, plumose, orifice open;

corolla white or pink, 10–17 mm, banner ovate-oblong, 12–19 × 3–5 mm, apex rounded, retuse.

short-stipitate, ovoid, 5–10 mm.

ellipsoid, 4–5 mm.

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

1 (or 2), tan or brown, irregularly ovoid, 1.6–2 mm, smooth, glossy.

= 16.