Flora of North America species comparison

reduced to thick crowns.

prostrate to ascending, 1–7 cm underground, gray-strigulose.

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.

2.5–9 cm;

stipules distinct, 2–8 mm, papery at proximal nodes, firm at distal nodes;

leaflets 7–15, jointed to rachis throughout, blades narrowly linear to linear-oblong, 2–12(–16) mm, apex obtuse to emarginate, surfaces strigulose.

2–8-flowered, flowers ascending;

axis 0.2–2.7 cm in fruit;

bracts 3.5–10 mm;

bracteoles 0–2.

(3–)7–20-flowered, flowers spreading or ± decurved;

axis 2–14 cm in fruit;

flowers declined or nodding;

bracts 0.8–2 mm;

bracteoles usually 0.

0.5–11 cm.

ascending or divaricate and incurved, 3.5–9.5 cm, surpassing leaves.

1.4–5 mm.

2–6 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.

7.3–8.5 mm;

calyx campanulate, 4–5.9 mm, strigose, tube 3.2–4.5 mm, lobes subulate or triangular-subulate, 0.5–1.4 mm;

corolla ochroleucous, tinged or veined with lilac, or pinkish white;

banner strongly recurved through 100–130°;

keel 7–8 mm, apex bluntly triangular.

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.

declined or pendulous, green or purplish becoming brown-stramineous, straight or gently incurved or decurved, narrowly oblong to ellipsoid, strongly laterally compressed, (18–)22–35 × 3.2–4.6(–5) mm, stiffly papery, strigulose;

subsessile, base contracted into stout, stipelike neck 1–1.5 mm.

27–40(–46).

(16–)20–24.