Flora of North America species comparison

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

reduced to crowns or developed, to 6 cm, internodes to 1.5 cm, strigulose.

(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.

6–18 cm;

stipules 4–9 mm, papery;

leaflets (15 or)17–29, blades obovate to elliptic, 4–19 mm, apex obtuse, acute, or retuse, surfaces 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.

loosely (9–)12–22(–25)-flowered, flowers spreading or declined;

axis 15–25 cm in fruit;

bracts 2.5–6 mm;

bracteoles 2.

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

ascending, (4–)6–13 cm.

2–7.5 mm.

1–4.5 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.

18–22 mm;

calyx cylindric to deeply and broadly campanulate, 11.3–15 mm, strigulose, tube 8.2–10.6 mm, lobes subulate or lanceolate-subulate, 2.3–4.6 mm;

corolla pink-purple;

banner recurved through 40°;

keel 16.3–18 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), green or purple-tinged becoming stramineous or brownish, gently recurved, obliquely oblong-ellipsoid, obcompressed in proximal 1/2, 25–50 × 7–13 mm, unilocular or appearing partially bilocular, valves 1–2 mm thick, thickly fleshy becoming rigidly woody, strongly reticulate, strigulose; didymous, septum forming a narrowly tubular or 3-sided cavity throughout, sutures subcontiguous.

34–77.

(35–)39–48.

= 22.