Flora of North America species comparison

erect or ascending, strigulose.

decumbent to ascending, diffuse, clumps often as tall as wide, strigulose-villosulous.

(4–)5–14 cm;

stipules 2–6(–7) mm, thinly herbaceous becoming papery;

leaflets (15–)19–25(or 27), blades elliptic, linear-elliptic, or oblanceolate, 2–14 mm, apex obtuse to subacute, truncate-apiculate, or shallowly retuse, surfaces strigulose abaxially, glabrous adaxially.

3–8.5 cm;

stipules mostly distinct, some shortly connate-sheathing, 2–6 mm, papery at proximal nodes, subherbaceous at distal nodes;

leaflets 11–17, blades oblong to oblanceolate or obovate, 3–20 mm, apex truncate to retuse, mucronate, or acute, surfaces strigulose.

(5–)8–20-flowered;

axis (2.5–)5–15 cm in fruit;

bracts 1.5–3.5 mm;

bracteoles 0.

3–9-flowered, flowers ascending;

axis 1–4 cm in fruit;

bracts 1–3.5 mm;

bracteoles 0–2.

ascending, often incurved, (7–)10–18(–20) cm.

incurved, 1–4 cm.

1–4 mm.

0.8–3.6 mm.

11.7–15.2 mm;

calyx 6.6–8.8 mm, strigose, tube 4.5–6 mm, lobes lanceolate-subulate, 1.8–3.5 mm;

corolla ochroleucous, immaculate;

banner recurved through 50–85°;

keel (9.5–)10–11.7 mm.

6.3–8.2 mm;

calyx campanulate, 4.8–6.6 mm, villous, tube 2.3–3 mm, lobes subulate, 2.2–3.5 mm;

corolla pink-purple, fading yellowish;

banner recurved through 60–90°;

keel 5.8–6.8 mm, apex bluntly or sharply triangular, often beaklike.

pendulous, stramineous, straight or gently incurved, linear-ellipsoid, 3-sided and laterally compressed, lateral face flat, dorsal face grooved, (25–)30–45 × 2.5–3.3 mm, length mostly 10 times width, papery, finely strigulose;

septum 1.6–2.3 mm wide;

stipe 6–15 mm.

deciduous from receptacle, declined, green, often brightly purple- or red-mottled, straight or slightly incurved, obliquely ovoid-ellipsoid, inflated, not strongly bladdery, gently obcompressed, 13–21 × 7–11 mm, firmly papery, villosulous, hairs spreading, incurved, to 0.7 mm.

(16–)18–30.

20–28.

= 24.