Flora of North America species comparison

reduced to thick crowns.

erect or ascending, 2.5–10 cm underground, strigose.

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.

some or most reduced to phyllodia and continuous with rachis, 1.5–10.5 cm;

stipules distinct throughout, 2–7 mm, papery at proximal nodes, herbaceous at distal nodes;

leaflets 0(or 3–7), blades linear to oblong, 2–14 mm, apex acute to obtuse, surfaces strigose;

terminal leaflet decurrent distally, not jointed to rachis.

2–8-flowered, flowers ascending;

axis 0.2–2.7 cm in fruit;

bracts 3.5–10 mm;

bracteoles 0–2.

6–25-flowered, flowers ascending;

axis 3–19(–26) cm in fruit;

bracts 1–1.5 mm;

bracteoles 0–2.

0.5–11 cm.

4–23 cm.

1.4–5 mm.

1–3 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.

8.8–11.5 mm;

calyx campanulate, 3.5–5.2 mm, black-strigose, tube 2.8–4.2 × 2.2–2.6 mm, lobes triangular, 0.5–1.2 mm;

corolla pink-purple or tinged purplish or pinkish;

banner recurved through 45°;

keel 7.7–8.4 mm, apex obtuse to subacute, not beaklike.

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.

deflexed, brown or stramineous, slightly curved or straight, lanceoloid-oblong to oblong or lanceoloid-ellipsoid, laterally compressed, 20–35 × 5–9 mm, papery, glabrous or strigose;

sessile or subsessile.

27–40(–46).

8–14.