Flora of North America species comparison

erect or ascending, usually flexuous and abruptly angled distal to each node, hirsute or hirsutulous.

erect or ascending, sparsely to densely strigulose.

3–10(–11) cm;

stipules lanceolate-attenuate, (1.5–)2.5–8(–9) mm, herbaceous, sometimes papery at proximal nodes;

leaflet blades obovate to elliptic, (3–)5–19 mm, apex acute to obtuse or retuse, surfaces pubescent abaxially, sometimes glabrous adaxially.

(3–)4.5–18 cm;

stipules 3–11 mm, papery-scarious at proximal nodes, subherbaceous at distal nodes;

leaflets 11–25, blades ovate, oblong, elliptic, or narrowly oblong to linear, 5–26 mm, apex obtuse to retuse, surfaces strigose abaxially, usually glabrous adaxially, sometimes glabrate.

10–25-flowered;

axis (1–)2–5 cm in fruit;

bracts (2.5–)4–12 mm;

bracteoles 0–2.

(7–)10–26(–30)-flowered, flowers ascending to declined;

axis 4–10(–15) cm in fruit;

bracts 1.5–4 mm;

bracteoles 0–2.

erect, 1.5–5.5 cm.

erect, (1.5–)2.5–17(–35) cm.

0.5–2.3 mm.

spreading in fruit, 0.7–3.5 mm.

12–15.3 mm;

calyx 9.5–13 mm, hirsute to hirsutulous, tube 7–8.6 mm, lobes subulate to linear-subulate, 2.5–5.5 mm;

corolla bicolored, keel tip maculate.

12–20 mm;

calyx short-cylindric, 5.4–9.5 mm, strigose, tube 4.4–8 mm, lobes triangular to subulate, 0.7–2.6 mm;

corolla ochroleucous, tinged pink, purplish, pink-purple, or red-violet, keel maculate or immaculate;

banner recurved through 45°;

keel 9.4–14.4 mm.

stramineous, incurved, (20–)25–40 × (4–)5–7(–8) mm, thin becoming papery, glabrous.

usually erect, rarely deflexed, green or suffused or speckled with purple becoming brownish stramineous, oblong to ellipsoid, 3-sided compressed, grooved dorsally, keeled ventrally, 12–27(–30) × 3.5–8(–9) mm, base cuneate, ± bilocular, fleshy becoming thinly or stiffly leathery, glabrous;

septum 0.5–1.2 mm wide;

stipe 6–15(–17) mm.

17–32.

= 24.

= 22, 24.