Flora of North America species comparison

reduced to crowns.

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

1.5–13 cm;

stipules 3.5–10 mm, firmly papery;

leaflets (1 or)3 or 5, blades elliptic to lanceolate, 5–35(–47) mm, apex acute to obtuse, surfaces strigose.

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.

1–6-flowered, flowers erect-ascending;

axis 0.2–1.4 cm in fruit;

bracts 1.6–4 mm;

bracteoles 0.

6–25-flowered, flowers ascending;

axis 3–19(–26) cm in fruit;

bracts 1–1.5 mm;

bracteoles 0–2.

ascending, 0.5–7 cm.

4–23 cm.

1.2–4 mm.

1–3 mm.

(18.5–)20–28 mm;

calyx cylindric, 12–16 mm, strigose-pilose, tube 9.5–13.5 mm, lobes subulate, 1.5–4 mm;

corolla pink-purple;

banner recurved through 40°;

keel (18–)19–22.7 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 to spreading (humistrate), green or purplish, incurved, obliquely ovoid, dorsiventrally compressed, 15–36 × 8–17 mm, unilocular, thickly succulent becoming alveolate-spongy, spongy-thickened cellular tissue 1.5–2 mm thick, hirsutulous to villous-hirsute, hairs spreading, 0.6–2 mm.

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.

33–53.

8–14.