Flora of North America species comparison

reduced to thick crowns.

erect or ascending, 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.

mostly in sub-basal cluster, (6–)10–30 cm;

stipules connate-sheathing at proximal nodes, mostly connate at distal nodes, 3–10(–11) mm, scarious throughout;

leaflets (9–)13–25(–31), blades linear-oblong, linear-elliptic, lanceolate, or subfiliform, 3–23 mm, apex obtuse, acute, or retuse, surfaces sparsely strigulose abaxially, usually glabrous adaxially;

terminal leaflet sometimes continuous with rachis.

2–8-flowered, flowers ascending;

axis 0.2–2.7 cm in fruit;

bracts 3.5–10 mm;

bracteoles 0–2.

7–20-flowered, flowers ascending to spreading;

axis (3–)4–13(–15) cm in fruit;

bracts 2–4.5 mm;

bracteoles 2.

0.5–11 cm.

erect, sometimes divergent in fruit, 5–33 cm, together with racemes longer than stems.

1.4–5 mm.

1–4.5 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.

15–25.5 mm;

calyx campanulate, cylindric, or subcylindric, 7–12 mm, strigulose-pilosulous, tube 4.9–9.2 mm, lobes subulate, 1.3–3(–4) mm;

corolla whitish with keel tip purple, sometimes banner and wings also purple-tipped, sometimes purple throughout;

banner recurved through 30–45°, oblanceolate or broadly rhombic-oblanceolate, 16–25.5 mm, apex emarginate;

keel 11.6–17.5 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.

stramineous, straight or slightly incurved, oblong-ellipsoid to narrowly oblong-ovoid, obcompressed, 12–25 × 4.3–8 mm, sub-bilocular, fleshy becoming leathery or subligneous, glabrous or strigulose;

septum to 1.4 mm wide;

sessile.

27–40(–46).

15–30.