Flora of North America species comparison

reduced to thick crowns.

ascending to erect, hollow but not fistulose, 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.

5–22 cm;

stipules 2–12 mm, submembranous, pallid;

leaflet blades oblong to elliptic or oblanceolate, 6–35 mm, apex acute to apiculate, surfaces strigose abaxially, glabrous adaxially.

2–8-flowered, flowers ascending;

axis 0.2–2.7 cm in fruit;

bracts 3.5–10 mm;

bracteoles 0–2.

20–70-flowered, flowers recurved in fruit;

axis 3–20 cm in fruit;

bracts 2–5 mm;

bracteoles 2.

0.5–11 cm.

ascending, 6–17 cm.

1.4–5 mm.

3.2–6.5 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.

9–11(–12) mm;

calyx 3.6–4.7 mm, strigose, tube 3–3.5 mm, lobes triangular, 0.5–1.2 mm;

corolla keel 8–10 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, curved-oblong, 13–23 × 2.5–4.5 mm, thinly fleshy becoming stiffly papery, strigose.

27–40(–46).

= 16.