Flora of North America species comparison

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

prostrate to erect, (0.5–)2–20+ cm underground, strigose, glabrate, or glabrous.

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.

1.5–7 cm;

stipules 2–4 mm, herbaceous becoming papery;

leaflets (5 or)7–13, blades lanceolate to elliptic or oblong, 2–9 mm, margins involute and long-ciliate, apex obtuse, surfaces strigose abaxially, glabrous adaxially.

10–25-flowered;

axis (1–)2–5 cm in fruit;

bracts (2.5–)4–12 mm;

bracteoles 0–2.

2–10-flowered, flowers spreading to declined;

axis 0.2–0.5 cm in fruit;

bracts 1–3 mm;

bracteoles 0.

erect, 1.5–5.5 cm.

erect and ascending, reclined in fruit, 2–5 cm.

0.5–2.3 mm.

0.8–1.5 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.

6.2–7.5 mm;

calyx 2.8–3.6 mm, strigose, tube 2–2.5 mm, lobes subulate, 0.7–1.6 mm;

corolla ochroleucous or pink-purple, then wing tips same color;

keel 3.9–4.8 mm.

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

pale green, red-mottled, becoming stramineous, ovoid, 9–18(–22) × 7–13(–15) mm, papery-membranous, opaque, strigose.

10–12.

= 24.