Flora of North America species comparison

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

stiffly erect or ascending, or finally straggling and supported on bushes, fistulose, glabrous.

(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.

(4.5–)6–17 cm;

stipules distinct, 2–14 mm, herbaceous becoming papery;

leaflets (17 or)19–35, blades broadly lanceolate to oblong-ovate or oblong-obovate, 6–33 mm, apex retuse or truncate-obtuse, surfaces mostly glabrous, margins and midribs sparsely strigulose.

(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.

(15–)20–60(–75)-flowered, flowers ascending;

axis (3–)4–19 cm in fruit;

bracts 1.2–3 mm;

bracteoles 0–2.

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

erect or incurved-ascending, 1.5–6(–7) cm.

2–7.5 mm.

1–3.5 mm.

(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.

10.5–12.5 mm;

calyx campanulate, 4.5–6 mm, sparsely strigulose, tube 3.5–4.6 mm, lobes deltate or subulate, 0.8–1.8 mm;

corolla ochroleucous, rarely tinged purplish, drying brownish;

banner abruptly recurved through 70–90°;

keel 9–10.8 mm, apex sharply triangular.

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.

persistent on receptacle, erect, stramineous, straight, obliquely ovoid-acuminate, greatly inflated, scarcely bladdery, terete or somewhat dorsiventrally compressed, 15–25 × (8.5–)10–16 mm, fleshy becoming stiffly papery, glabrous or minutely strigulose.

34–77.

44–58.

= 22.