Flora of North America species comparison

usually ascending, rarely prostrate.

2–9 cm;

leaflets (9 or)11–17(–21), blades oblanceolate, elliptic, or narrowly oblong, (3–)5–15(–18) mm, apex obtuse or subacute.

(4–)6–13 cm;

leaflets 11–17(–23), blades broadly obovate, ovate, or broadly oblanceolate, (4–)6–15 mm, apex shallowly notched or obtuse.

(9–)12–35-flowered, crowded into subglobose or cylindric heads, short and compact in fruit;

axis obscured, (0.5–)1–4 cm in fruit.

shortly and loosely 5–12(–18)-flowered, short and compact in fruit;

axis 0.7–2(–4) cm in fruit.

(1–)1.5–6.5 cm.

1.5–6 cm.

8.2–11.5 mm;

calyx 5–7.3 mm, tube 3.2–4.5 mm, lobes 1.5–2.8 mm;

corolla whitish, sometimes with purple veins, or pink-purple with white wing tips.

(11.3–)15–19 mm;

calyx (6.5–)7–12.5 mm, tube (4.5–)5.6–8.2 mm, lobes (1.4–)2–4 mm;

corolla pink-purple.

pale green and purple-mottled becoming stramineous, plumply ovoid-acuminate, bladdery-inflated, 9–17 × 8–14 mm, papery-membranous, subtranslucent, strigulose;

beak decurved, triangular, 3–5 mm, unilocular.

green, red-mottled, becoming stramineous, plumply ovoid or subglobose, strongly inflated, 1–2.5 × 0.7–1.6 cm, leathery, glabrous;

beak 2.5–5 mm, bilocular.

10–15.

(12–)22–28.