Flora of North America species comparison

weak, reclining or scrambling through low shrubs, 1–4 cm underground, strigulose.

prostrate to ascending and radiating, (0.5–)2–18(–24) cm underground, frequently exceeding aerial stem length, strigulose.

2.5–5 cm;

stipules 2–3.5(–5) mm, papery at proximal nodes, herbaceous at distal nodes;

leaflet blades linear, linear-oblong, or lanceolate to subfiliform, 3–15(–20) mm, apex acute to obtuse, surfaces strigulose.

1–5.5 cm;

stipules distinct throughout or shortly connate-sheathing at proximal nodes, 2–5 mm, subherbaceous;

leaflets closely spaced on rachis, blades obovate to elliptic or oblong, 1–12 mm, apex obtuse to retuse, surfaces gray-strigulose, sometimes glabrous adaxially.

5–15-flowered;

axis 1.5–7 cm in fruit;

bracts 1.3–2 mm;

bracteoles 1 or 2.

(1 or)2–10-flowered;

axis 0.3–1 cm in fruit;

bracts 1.5–2.5 mm;

bracteoles 0.

divaricate and incurved-ascending, 3–8 cm.

ascending, 0.5–4 cm.

0.7–2.2 mm.

1.2–3 mm.

(6.5–)7–10 mm;

calyx (3.6–)4–5.6 mm, strigose, tube 2.5–3.8 mm, lobes subulate, (1.1–)1.7–2.2 mm;

corolla keel 6.4–8.5 mm.

9–17 mm;

calyx 4.8–10.5 mm, strigulose, tube 3.5–7.6 mm, lobes subulate, 1.2–3 mm;

corolla white or ochroleucous, or banner and wings tinged lavender, keel tip pink or purplish;

keel 7.4–13.2 mm.

reddish or green and red-mottled, becoming brown, 16–23 × 3.5–5 mm, leathery or stiffly papery, glabrous;

septum 3–4.5 mm wide;

stipe 3–5 mm.

pale green and red-cheeked, 15–38 × 8–23 mm, thin becoming papery, strigose;

gynophore 1–4.5 mm.