Flora of North America species comparison

reduced to thick crowns.

erect or ascending, strigulose and often minutely tomentulose.

1.5–14(–15) cm;

stipules (2.5–)4–11 mm, submembranous becoming scarious or papery;

leaflets 1–13(or 15), blades obovate to elliptic, oblanceolate, or orbiculate, 3–20 mm, apex acute to obtuse or retuse, surfaces villous-tomentulose.

(4–)5–16 cm;

stipules connate-sheathing at proximal nodes, connate or distinct at distal nodes, 2–12 mm, papery-membranous; petiolate or subsessile;

leaflets 25–39, blades linear-oblong to narrowly obovate, (2–)5–25 mm, apex obtuse or truncate-emarginate, surfaces strigulose abaxially, glabrous adaxially.

2–8-flowered, flowers ascending;

axis 0.2–2.7 cm in fruit;

bracts 3.5–10 mm;

bracteoles 0–2.

15–35-flowered, flowers spreading becoming declined;

axis 2–11 cm in fruit;

bracts 1.4–3.7 mm;

bracteoles 0 or 1.

0.5–11 cm.

erect, (5.5–)7–25 cm.

1.4–5 mm.

1–6 mm.

14–32 mm;

calyx cylindric or campanulate, 7–20 mm, villous, tube 5–16 mm, lobes subulate to lanceolate, 1–4 mm;

corolla pink-purple;

banner recurved through 40°;

keel 12–26 mm.

13–16 mm;

calyx campanulate, 6–8.6 mm, densely strigulose, tube (3.7–)4–5 mm, lobes subulate or lanceolate, (1.5–)1.8–3.6 mm;

corolla creamy white (concolorous), or keel tip faintly lilac;

keel 10.7–12.7 mm.

ascending (humistrate), brown-stramineous, incurved, obliquely ovoid, obcompressed, (13–)18–28(–36) × 7–13(–17) mm, unilocular, fleshy becoming leathery, sparsely hirtellous to densely villous-tomentose, usually concealing surfaces.

ascending, loosely spreading, or declined, stramineous, not bicarinate, obliquely obovoid or semi-obovoid-ellipsoid, bladdery-inflated, 23–36 × 12–18(–20) mm, thin becoming papery-membranous, translucent, lustrous, sparsely strigulose;

gynophore 2.3–5.5(–6) mm.

27–40(–46).

(26–)28–37.