Flora of North America species comparison

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

prostrate and radiating, 0–10 cm, internodes usually concealed by stipules, densely pannose-tomentose.

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.

1.5–12 cm;

stipules 3–10 mm, membranous;

leaflets 9–19, blades obovate or suborbiculate to ovate, 2–15 mm, apex usually obtuse to emarginate, sometimes acute, surfaces densely villous-tomentose.

10–25-flowered;

axis (1–)2–5 cm in fruit;

bracts (2.5–)4–12 mm;

bracteoles 0–2.

2–8-flowered, flowers ascending;

axis 0.4–2.6 cm in fruit;

bracts 4–9 mm;

bracteoles 0–2.

erect, 1.5–5.5 cm.

ascending, decumbent in fruit, 1–14 cm.

0.5–2.3 mm.

2–4.3 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.

23–31 mm;

calyx cylindric, 12–14 mm, villous-tomentose, tube 8.5–13 mm, lobes lanceolate-subulate, 2–4.5 mm;

corolla usually pink-purple, rarely white;

banner recurved through 45°;

keel (16–)17–22 mm.

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

initially ascending (humistrate), color concealed by hairs, ± straight, lanceoloid-ellipsoid or narrowly ovoid-acuminate, obcompressed, 17–30 × 5.5–7.5 mm, unilocular, fleshy becoming stiffly papery or thinly leathery, shaggy-villous, hairs 4–8 mm, obscuring surface;

sessile and gynophore 1–2.5 mm.

22–31.

= 24.

= 22.