Flora of North America species comparison

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

decumbent or prostrate, often with 2+ apparent internodes, internodes to 1–1.5 cm, hirsute or tomentose.

(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.

2.5–7 cm;

stipules 3–8 mm, submembranous;

leaflets (7 or)9–17, blades broadly obovate to oblong-obovate or obovate-cuneate, (2–)3–12 mm, apex obtuse or emarginate, surfaces hirsute and tomentose.

(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.

(3 or)4–10-flowered, flowers ascending;

axis 0.5–3 cm in fruit;

bracts 4–6.5 mm;

bracteoles 2.

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

incurved-ascending, decumbent in fruit, 2.5–6.5 cm.

2–7.5 mm.

1.7–4.5 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.

(22–)24–29 mm;

calyx cylindro-campanulate, (11.5–)12.5–16 mm, densely hirsute, tube (8–)9.2–12.4 mm, lobes broadly subulate, 3–4.3 mm;

corolla pink-purple, wing and keel tips maculate;

banner recurved through 40°;

keel (21.5–)24–27.5 mm.

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.

ascending (humistrate), ± straight proximally, gently incurved distally, obliquely lanceoloid-ellipsoid, obcompressed proximally, (25–)30–50 × 10–15 mm, unilocular, fleshy becoming leathery, densely hirsute, hairs lustrous, wavy or contorted, (1–)2–2.5 mm.

34–77.

40–50.