Flora of North America species comparison

ascending to erect, strigulose.

ascending and radiating, to 6(–9) cm underground, strigulose.

(2–)3–11 cm;

stipules 3–9 mm, papery proximally, herbaceous distally;

leaflets 9–15(or 17), blades elliptic to lanceolate-elliptic or oblong, 1–22(–30) mm, apex obtuse, surfaces strigose abaxially, glabrous or glabrate adaxially.

5–10 cm;

stipules connate-sheathing at proximal nodes, distinct at distal nodes, (3–)5–11 mm, membranous; petiolate;

leaflets 19–27, blades elliptic or elliptic-obovate, 7–16 mm, apex shallowly emarginate, surfaces sparsely strigose abaxially, glabrous or glabrescent adaxially.

(5–)7–27-flowered;

axis (1–)3.5–28 cm in fruit;

bracts 1–3.5 mm;

bracteoles 0(or 1).

10–16-flowered, flowers ascending to spreading;

axis 1–2 cm in fruit;

bracts 6–10 mm;

bracteoles 2.

erect or incurved-ascending, (3.5–)5–18 cm, surpassing subtending leaf.

ascending, 4.5–7.5 cm.

0.5–2 mm (0.8–3 mm in fruit).

2–2.5 mm.

(4.1–)5.5–8 mm;

calyx marcescent, 3.3–5.4 mm, strigulose to pilosulous, tube 2.5–3.5 mm, lobes narrowly lanceolate, 0.9–1.6 mm;

corolla blue-purple, pale pink, or whitish;

keel 4–5.7 mm.

17–19 mm;

calyx purplish, short-cylindric, 9–10.5 mm, sparsely pilosulous, tube 7–8.5 mm, lobes subulate, 2 mm;

corolla bright pink-purple;

keel 13–14 mm.

spreading or reflexed, dark when dry, usually somewhat decurved, subsymmetrically or obliquely ovoid-ellipsoid, laterally compressed, (4–)5–12(–13) × (2.3–)2.5–5.5 mm, sub-bilocular, firmly papery, base cuneate, apex shortly cuspidate, strigose-pilosulous;

valves inflexed as hyaline septum (0.2–)0.4–1.2 mm wide;

sessile or subsessile.

pale green or reddish becoming stramineous suffused with brown-purple, straight, globose to plumply oblong-ellipsoid, terete or slightly dorsiventrally compressed, 14–26 × 12–16 mm, bilocular, somewhat fleshy, glabrous;

valves differentiated into double envelope separated by air space 1.5–2 mm wide.

4–8.

26–28.

= 16, 32.