Flora of North America species comparison

ascending to erect, 20–80 cm, glabrous or retrorsely hairy, rarely sparsely glandular-pubescent, not glaucous.

ascending to erect, 22–60 cm, retrorsely hairy and glandular-pubescent or glandular-villous, not glaucous.

basal and cauline, not leathery, glabrous or puberulent (especially on petiole and along major veins and margins);

basal and proximal cauline 30–120(–160) × 4–32 mm, blade ovate to elliptic, rarely spatulate, base tapered, margins serrate to serrulate or entire, apex obtuse to acute, rarely rounded;

cauline 2–6 pairs, sessile, 20–75 × 5–27 mm, blade lanceolate to oblong, base truncate to clasping, margins serrate to serrulate, sometimes entire, apex obtuse to acute or acuminate.

basal and cauline, basal sometimes withering by anthesis, not leathery, sparsely to densely pubescent, usually also sparsely glandular-hairy, abaxially, glabrous or sparsely pubescent adaxially;

basal and proximal cauline 20–95 × 11–28 mm, blade spatulate to obovate or ovate, base tapered, margins subentire to ± serrate, apex rounded to obtuse;

cauline 4 or 5, sessile or proximals short-petiolate, 35–95 × 11–32 mm, blade ovate to lanceolate or oblanceolate, base tapered to truncate or clasping, margins ± serrate or dentate, apex obtuse to acute.

interrupted, cylindric to narrowly conic, 18–37 cm, axis moderately to densely glandular-pubescent, verticillasters 5–11, cymes 3–11-flowered, 2 per node;

proximal bracts ovate to lanceolate, 25–60 × 9–30 mm, margins serrate to serrulate, sometimes entire;

peduncles and pedicels ascending to erect, glandular-pubescent.

interrupted, conic, (4–)8–20 cm, axis sparsely to densely glandular-pubescent, verticillasters 3–8, cymes 5–16-flowered, 2 per node;

proximal bracts lanceolate, 7–50 × 2–20 mm, margins entire or serrate;

peduncles and pedicles spreading to ascending, sparsely to densely glandular-pubescent.

calyx lobes ovate to lanceolate, 3–5 × 1.4–2.5 mm, margins narrowly to broadly scarious, glandular-pubescent to densely glandular-pubescent;

corolla blue to violet or purple, with reddish purple nectar guides, funnelform, 12–18 mm, glandular-pubescent externally, moderately white-lanate internally abaxially, tube 4–5 mm, throat slightly inflated, 3–6 mm diam., 2-ridged abaxially;

stamens included, pollen sacs opposite, navicular to subexplanate, 0.7–1.1 mm, dehiscing completely, connective splitting, sides glabrous, sutures papillate;

staminode 8–10 mm, included, 0.3–0.5 mm diam., tip recurved, distal 2–3 mm sparsely to moderately pilose, hairs yellow or yellow-orange, to 1.5 mm;

style 8–11 mm.

calyx lobes ovate, rarely lanceolate, (1.5–)2–3.5 × 0.9–2.2 mm, sparsely glandular-pubescent;

corolla lavender to purple, with reddish purple nectar guides, tubular to tubular-funnelform, 15–24 mm, glandular-pubescent externally, ± whitish lanate internally abaxially, tube 4–6 mm, throat slightly inflated, 4–7 mm diam., 2-ridged abaxially;

stamens included, pollen sacs opposite, navicular, 0.9–1.1 mm, dehiscing completely, connective splitting, sides glabrous, sutures papillate;

staminode 12–18 mm, exserted, 0.3–0.5 mm diam., tip straight to slightly recurved, distal 8–9 mm ± villous, hairs yellow or golden yellow, to 1.5 mm;

style 12–17 mm.

4–5 × 3–4 mm, glabrous.

4–7 × 3–5 mm, glabrous.

= 32.