Flora of North America species comparison

creeping, decumbent to ascending distally, 10–40(–50) cm, densely eglandular-hairy, rarely glabrate or glabrous.

decumbent to ascending, sometimes erect in young plants, 5–40(–50) cm, eglandular-hairy.

blade ovate, ovate-oblong, or obovate, (8–)20–35(–50) × (3–)10–20(–30) mm, 1.5–2 times as long as wide, base attenuate to cuneate or obtuse, margins dentate, denticulate, or serrulate, apex obtuse to rounded, surfaces sparsely to densely eglandular-hairy, rarely glabrate.

blade ovate to broadly ovate, 5(–7)-lobed, central lobe longer than wide and broadest, (7–)9–15(–25) × (7–)9–17(–27) mm, base truncate, margins 5(–7)-lobed, apex obtuse to rounded, surfaces sparsely eglandular-hairy.

1–4(–8), axillary, 40–60 mm, 10–35(–40)-flowered, axis densely to sparsely eglandular-hairy, sometimes also glandular-hairy, rarely glabrate;

bracts linear-lanceolate or narrowly ovate, (1.5–)3–4(–5) mm.

1–10, terminal, 50–400(–500) mm, 5–20-flowered, axis eglandular-hairy;

bracts broadly ovate, 5(–7)-lobed, central lobe longer than wide and broadest, (7–)9–15(–25) mm.

erect, (0.5–)1–2(–3) mm, shorter than subtending bract, densely eglandular-hairy, rarely glandular-hairy or glabrate.

patent or deflexed, (7–)10–18(–24) mm, ± longer than subtending bract, length 3–4(–6) times calyx, eglandular-hairy (densely adaxially).

calyx 4(or 5)-lobed, lobes 2–3.5(–4) mm, apex obtuse, glandular- and eglandular-hairy;

corolla pale blue-lilac to pale pink, rarely white with pink veins, 6–8 mm diam.;

stamens 2.8–3.4 mm;

style 2.5–3(–4) mm.

calyx lobes 3–4 mm, apex acute, sparsely hairy on abaxial surface or glabrous, ciliate with 25–35 hairs per side;

corolla pale violet to whitish, 4–5(–6) mm diam.;

stamens pale violet, 0.4–0.8 mm;

style 0.2–0.7 mm.

compressed in cross section, triangulate-obdeltoid to obcordiform, 3–5 × 4–5 mm, apex rounded or truncate, rarely emarginate, glandular-hairy, rarely glabrous.

± round in cross section, ovoid, 2–3 × 3.5–5 mm, apex ± emarginate, glabrate.

9–24, brown to yellow, ellipsoid, ovoid, or obovoid, flat, 0.8–1.6 × (0.3–)0.6–1.2 mm, 0.2–0.3 mm thick, smooth.

1–4, bright reddish brown, broadly ovoid to subglobular, urn-shaped, 2.2–2.7 × 2–2.4 mm, 1–1.8 mm thick, transverse ribs inconspicuous, thinner towards margin, margins strongly involute.

= 18, 36 (Europe).

= 36 (Europe).