Flora of North America species comparison

erect, (40–)50–95(–120) cm, glabrous.

ascending to erect, (30–)40–70(–130) cm, glaucous.

basal and cauline, glabrous;

basal and proximal cauline 30–160 × 6–50 mm, blade spatulate to obovate, base tapered, apex rounded to obtuse or acute;

cauline 4–8 pairs, sessile, 18–90(–110) × 15–50 mm, blade spatulate to orbiculate, base clasping, apex rounded to obtuse.

glabrous, glaucous;

basal and proximal cauline 45–125 × 12–45 mm, blade spatulate to oblanceolate or elliptic, base tapered, margins entire, apex rounded to obtuse or acute;

cauline 4–6 pairs, sessile or proximals sometimes short-petiolate, (35–)50–70(–100) × 15–40(–50) mm, blade oblong to elliptic, oblanceolate, or ovate, base tapered to auriculate-clasping or cordate-clasping, margins entire, apex rounded to acute.

interrupted, cylindric, 12–30(–40) cm, axis glabrous, verticillasters 3–7(–9), cymes 2–4-flowered;

proximal bracts ovate to elliptic or orbiculate, (9–)16–83 × (9–)16–54 mm;

peduncles and pedicels glabrous.

interrupted, cylindric, 10–72 cm, axis glabrous, verticillasters 6–17, cymes 3–8-flowered;

proximal bracts ovate to lanceolate, 8–40 × 3–20 mm;

peduncles and pedicels erect, glabrous or pedicels sparsely glandular-pubescent distally.

calyx lobes ovate to lanceolate, 7–11 × 2.5–4 mm, margins entire, rarely erose, herbaceous or narrowly scarious, glabrous;

corolla lavender to blue or pinkish blue, with magenta nectar guides, ampliate, 35–48 mm, glabrous externally, glabrous internally, tube 10–13 mm, throat abruptly inflated, 15–18 mm diam., rounded abaxially;

stamens included, pollen sacs opposite, 2.1–2.6 mm, sutures papillate;

staminode 16–21 mm, included or reaching orifice, 2–2.6 mm diam., tip recurved to coiled, distal 1–2 mm sparsely villous, hairs golden yellow, to 0.5 mm;

style 19–30 mm.

calyx lobes ovate to lanceolate, 3.5–6 × 1.5–2.2 mm, margins erose, sparsely glandular-pubescent, especially along margins;

corolla red to pink, without nectar guides, bilaterally symmetric, bilabiate, tubular-funnelform to ventricose, 14–19 mm, glandular-pubescent externally, glandular-pubescent internally, tube 3–6 mm, throat abruptly inflated, 6–7 mm diam., rounded abaxially;

stamens included, pollen sacs explanate, 0.9–1.2 mm, sutures smooth;

staminode 8–10 mm, flattened distally, 0.6–1 mm diam., tip straight to recurved, distal 2–7 mm sparsely to densely pilose, hairs yellow, to 1.2 mm;

style 8–11 mm.

16–20(–25) × 8–15 mm.

6–12 × 4–7 mm.

= 16.

= 16.