Flora of North America species comparison

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

prostrate, usually villous-tomentose, sometimes 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.

(1–)1.5–4.5 cm;

stipules distinct, 2–5 mm, submembranous becoming scarious;

leaflets (7 or)9–15, blades flat or loosely folded, narrowly elliptic to elliptic-oblanceolate, 2–11 mm, apex obtuse to subacute, surfaces strigulose abaxially, strigulose, glabrous, or glabrate 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.

(2–)5–13-flowered, subcapitate, flowers loosely ascending;

axis 0.2–1 cm per fruit;

bracts 0.8–2 mm;

bracteoles 0.

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

ascending, 0.6–1.7 cm, sometimes 2 or 3 per node.

2–7.5 mm.

0.7–2.5 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.

4.8–6.1 mm;

calyx campanulate, 3–3.9 mm, strigulose, tube 1.7–2.2 mm, lobes subulate, 1.1–1.7 mm;

corolla whitish, sometimes tinged lilac, banner veins purple;

banner recurved through 45–85°;

keel 3.4–4 mm, apex triangular, obtuse, somewhat beaklike.

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.

spreading or somewhat declined, stramineous or brownish, straight or somewhat incurved, ellipsoid or oblong-ellipsoid, 3-sided compressed, grooved dorsally, lateral faces flat, 4–7 × 1.5–2.5 mm, thin becoming papery, strigulose.

34–77.

4–8.