Flora of North America species comparison

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

ascending-erect, 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.

mostly clustered at stem base, 2.5–10 cm;

stipules mostly all connate, 2–4.5 mm, submembranous;

leaflets (9 or)11–15(–19), blades narrowly oblong-elliptic, linear-oblong, or oblong-obovate, (1–)2–8 mm, apex obtuse to subacute, surfaces strigulose abaxially, glabrous adaxially;

terminal leaflet jointed to rachis.

10–25-flowered;

axis (1–)2–5 cm in fruit;

bracts (2.5–)4–12 mm;

bracteoles 0–2.

2–8-flowered, flowers horizontal or nodding;

axis (0.5–)1–8(–11) cm in fruit;

bracts 1–1.5(–2) mm;

bracteoles 0.

erect, 1.5–5.5 cm.

incurved-ascending, 3–12(–15) cm.

0.5–2.3 mm.

1–4 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.

9.5–13.2 mm;

calyx 5–8.9 mm, strigulose, tube 3.6–6 mm, lobes subulate, 1.4–2.9 mm;

corolla whitish or tinged with lavender, keel tip maculate;

keel 7.3–10.2 mm.

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

pendulous, often humistrate, brightly red-mottled, decurved, obliquely oblong-ellipsoid, inversely boat-shaped, ± 3-sided compressed, ventral suture convex in profile or at least beak declined from body, 13–22 × 4–6.5 mm, partly bilocular, fleshy becoming leathery, strigulose;

septum incomplete, to 0.7 mm wide;

stipe 1.5–3.5 mm.

(14–)17–29.

= 24.