Flora of North America species comparison

petioles 5–45 mm;

blades usually 3-foliolate, leaflets usually simple, sometimes ± pinnately lobed, ultimate blades ± lanceolate, 4–9(–12+) cm × (9–)12–35+ mm.

basal and cauline on proximal 1/5–1/3(–1/2) of plant heights;

petioles 1–8+ cm;

blades simple or 1(–2)-pinnately lobed, simple blades or terminal lobes ± elliptic to lanceolate, 10–30 × 5–15 mm.

2–5+ cm.

(5–)10–25+ cm.

12–22+ mm.

yellow, usually each with (2–)4–8+ proximal, red-brown or purple flecks, 12–18+ mm.

40–80+;

corollas red-brown to purplish, 5–6 mm.

2.5–3.2 mm, apices yellow.

8, ± oblong to lance-oblong, 6–8 mm.

lance-oblong, 6–8(–10+) mm.

of 5–6 oblong bractlets 1.5–5 mm.

of ± deltate to lance-oblong bractlets 4–6(–8) mm.

obovate to oblong, 4–5(–6) mm.

2.5–4 mm, wings spreading, ± chartaceous, entire.

(± mid stem) 3–7(–10+) cm.

nodes proximal to first peduncle usually 1–3(–5), distalmost 1–3 internodes 2–4(–9+) cm.

= 26.

= 12, 14, 18, 20.