Flora of North America species comparison

2.5–8(–9) dm, ± eglandular.

to 5.5 dm, sparsely dotted with small, raised glands.

spikes, moderately densely flowered, not involucrate, 7–10 mm diam.;

axis eventually visible, 3–12(–14) cm;

bracts deciduous, (1.5–)2–5.5 mm.

spikes, densely flowered, not involucrate, (12–)14–20 mm diam.;

axis not visible, 3.5–11 cm;

bracts early deciduous, interfloral ones often held in place by crowded flowers, 5.5–11 mm.

0–1(–2.5) cm.

0–3(–10) cm.

5, (5–)5.4–7 mm, filaments distinct to 2.5–4.4 mm, anthers 0.6–0.9(–1) mm.

5, (4.5–)5–6.6 mm, filaments distinct to 1–2.2 mm, anthers 0.6–0.8 mm.

usually rose-purple to pale pink or lavender, rarely white;

not conventionally papilionaceous;

banner 4.4–5.6 mm, blade ovate to elliptic, 2.3–3 × 2–2.6 mm; epistemonous petals attached at separation of filaments, blades 2.1–3.8 × 0.9–1.3 mm.

white, ochroleucous in drying;

not conventionally papilionaceous;

banner (3.5–)4–7 mm, blade ovate-oblong, (2–)2.2–2.9(–3.1) × 1.2–2 mm; epistemonous petals attached at or just proximal to separation of filaments, blades 2–3.2 × 0.5–0.9 mm.

asymmetric, recessed opposite banner, 2.8–3.8 mm, densely pilosulous;

tube 1.9–2.7 mm, with 0 glands between ribs, lobes lanceolate or subulate or adaxial pair triangular to ovate.

± asymmetric, slightly recessed opposite banner, 3.3–5.8 mm, pilose;

tube (1.3–)1.4–2.1 mm, with 1 or 2 small glands between ribs, lobes triangular-aristate.

2.5–3.2 mm, distally villosulous, ± eglandular.

2.7–3 mm, pilosulous distally, eglandular.

2–2.4 mm.

1.7 mm.

herbs, erect or ascending to spreading, sometimes trailing, sparsely pubescent or densely villosulous.

herbs, short-lived, erect, ± lanate-pilose.

leaves 2–4(–4.5) cm;

leaflets (9 or) 11–17(–21), blades elliptic to elliptic-oblanceolate, 8.5–15 mm.

leaves (2–)2.5–5 cm;

leaflets 7–11, blades obovate, (8–)10–16 mm, surfaces eglandular.