Flora of North America species comparison

ascending or decumbent, 1–9 cm underground, sparsely strigulose.

decumbent to ascending, villous-villosulous.

(2–)3.5–18 cm;

stipules distinct, 3–10 mm, submembranous, glabrous abaxially; petiolate or subsessile;

leaflets (11–)15–33, blades oblanceolate, oblong-oblanceolate, obovate, suborbiculate, or broadly oval to linear-elliptic, (2–)3–24 mm, apex obtuse, acute, subacute, or truncate-emarginate, sometimes apiculate, surfaces pubescent abaxially, glabrous or glabrescent adaxially.

3–8.5 cm;

stipules connate-sheathing and papery-scarious at proximal nodes, submembranous at distal nodes, (1.5–)2–6.5 mm;

leaflets 13–21, blades narrowly oblong- or cuneate-oblanceolate, (4–)6–20(–23) mm, apex truncate-retuse to obtuse, surfaces usually villosulous, sometimes glabrescent or glabrous adaxially.

(5–)6–25(–35)-flowered, flowers ascending or slightly arched;

axis 1–7(–14) cm in fruit;

bracts 2.5–7.5 mm;

bracteoles 0–2.

(10–)15–25(–30)-flowered, 1 per leaf axil;

axis 3–10.5 cm in fruit;

bracts (1.5–)2–5 mm;

bracteoles 0–2.

ascending to spreading, (1.5–)2–16 cm.

erect or incurved-ascending, (3–)6–14 cm.

2–7.5 mm.

1.3–3.5 mm, densely villous.

(16–)16.5–25(–27) mm;

calyx usually broadly or deeply campanulate or cylindro-campanulate, rarely cylindric, (6.6–)7.7–14 mm, densely strigulose, pilosulous, ascending-pilose, or villosulous-tomentulose, tube (5.2–)5.6–9.7 mm, lobes subulate or triangular-subulate, (1.3–)1.7–4.2(–5.8) mm;

corolla pink-purple, red-purple, white, whitish (faintly lilac-tinged), lilac, ochroleucous, or suffused pinkish lilac;

keel (10.7–)12–20.7 mm.

(11.5–)13–17.4 mm;

calyx campanulate, obliquely cuneate, 6.4–9.7 mm, silky-villous, hairs white, sometimes also black, tube 5.2–7 × 3.5–4.5 mm, lobes triangular, 0.9–3 mm;

corolla ochroleucous or yellowish, immaculate;

banner recurved through 45°;

keel (9.5–)10.1–12.4 mm, apex sharply deltate.

green, often red-mottled or suffused with red on adaxial surface, becoming brown or blackish, straight, globose, subglobose, broadly and plumply oblong-ellipsoid, oblong-ovoid, or oblong-obovoid, ± obcompressed, 15–40 × 12–27 mm, fleshy becoming alveolate-spongy or pithy, wrinkled on drying, mesocarp at least 1.2 mm thick, glabrous.

green and purple-mottled becoming brown or stramineous, straight or slightly curved, linear-oblong, strongly laterally compressed, 27–43 × 3.4–5, thinly fleshy becoming papery, strigulose or glabrous;

stipe 8–14 mm.

34–77.

(15–)19–25(–27).