Flora of North America species comparison

cespitose, short-branched.

palmate;

stipules broadly lanceolate, 1–1.5 cm, margins entire, apex acute-acuminate;

petiole 0.6–1.2 cm;

petiolules to 0.5 mm;

leaflets 3, blades ovate, oblong-elliptic, or elliptic, 0.8–3 × 0.4–1.5 cm, base cuneate, veins moderately thickened, margins entire or faintly serrate, apex acute to rounded or minutely apiculate, surfaces glabrous.

terminal, 4–15-flowered, ovoid-ellipsoid, 2.5–4 × 2.2–3 cm, rachis prolonged ca. 10 mm beyond distalmost flower;

involucres absent.

6–20 cm.

strongly reflexed, 1–2 mm;

bracteoles linear, minute.

15–18 mm;

calyx whitish, campanulate, 7–10 mm, sparsely pubescent, veins 10, tube 4–5 mm, lobes subequal, longer than tube, narrowly triangular, acuminate, orifice open;

corolla purple to magenta, 15–18 mm, banner broadly ovate, 15–17 × 7–9 mm, apex obtuse or retuse.

oblong, 6.5–7 mm.

1–3, yellow and red, flattened ovoid, 2–2.5 mm, smooth.

= 16.