Flora of North America species comparison

decumbent, (5–)10–30 cm, ± eglandular-hairy.

ascending, unbranched, 5–15 cm, densely glandular-hairy.

blade broadly ovate to suborbiculate, 3(–5)-lobed, central lobe 1/4–1/2 times length of whole leaf, (3–)5–10(–15) × (4–)6–12(–18) mm, ± fleshy, base truncate to subcordate, margins 3(–5)-lobed, apex acute, surfaces sparsely eglandular-hairy.

blade oblong-elliptic, (5–)10–15(–35) × 4–8 mm, base cuneate, margins entire, apex short-acuminate, surfaces hairy.

1–10, terminal, (50–)100–300 mm, 5–20-flowered, axis sparsely eglandular-hairy;

bracts broadly ovate to suborbiculate, 3(–5)-lobed, (3–)5–10(–15) mm.

1, terminal, distalmost leaves often with 1 or 2 axillary flowers, 10–80 mm, (3–)5–15-flowered, axis glandular-hairy;

bracts lanceolate, 3–5 mm.

patent, deflexed in fruit, (2–)4–8(–10) mm, shorter than subtending bract, length 1–2 times calyx, glabrous abaxially, hairy adaxially.

erect, 5–8 mm, equal to ± longer than subtending bract, densely glandular-hairy.

calyx lobes 4–5(–6) mm, apex acute, puberulent on abaxial surface, rarely glabrous, densely ciliate with 35–60 per side;

corolla deep blue with white center, 3–5 mm diam.;

stamens dark blue, length unknown;

style 0.5–0.9(–1.1) mm.

calyx 4(or 5)-lobed, lobes (1–)2–3 mm, apex obtuse, glandular-hairy;

corolla pale blue to purple, rotate, 8–10 mm diam.;

stamens 4–5 mm;

style 7 mm.

± round in cross section, ovoid, 2.5–3(–3.5) × 4–5 mm, apex ± emarginate, glabrous.

compressed in cross section, broadly oblong, 5–6 × 3.5 mm, longer than wide, apex emarginate, glandular-hairy.

(1–)4, dull yellowish brown, ellipsoid, often elongate-cuboidal, deeply urn-shaped (elaiosome inside), 2.2–2.8 × 1.5–2.2 mm, 1–1.4 mm thick, cristate to strongly rugose at margins.

number unknown, brown, ovoid, flat, 1–1.2 × 0.7–1.1 mm, thickness and texture unknown.

= 18 (Eurasia).

= 18.