Flora of North America species comparison

ascending to erect, 15–55(–82) cm, glabrous.

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

basal and cauline, glabrous;

basal and proximal cauline 19–116(–150) × 3–23(–31) mm, blade spatulate to oblanceolate, base tapered, apex rounded to obtuse, acute, or mucronate;

cauline 3–9 pairs, sessile, 20–95 × 10–30 mm, blade ovate to lanceolate, base clasping to cordate-clasping, apex acute.

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, (4–)10–35(–57) cm, axis glabrous, verticillasters 4–20(–35), cymes (2 or)3–5(–11)-flowered;

proximal bracts orbiculate to ovate, 15–70 × 5–31 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, 3.5–6 × 1.5–2.5 mm, margins entire or erose, broadly scarious, glabrous;

corolla lavender to bluish lavender or pinkish blue, with reddish or reddish purple nectar guides, tubular-funnelform, (12–)14–20 mm, glabrous externally, glabrous internally, tube 5–7 mm, throat gradually inflated, 4–6 mm diam., rounded abaxially;

stamens included, pollen sacs opposite, 0.8–1.2 mm, sutures papillate;

staminode 7–9 mm, included or reaching orifice, 0.8–0.9 mm diam., tip recurved, distal 3–5 mm moderately to densely villous, hairs golden yellow, to 1.5 mm;

style 9–11 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.

12–18(–20) × 7–11 mm.

6–12 × 4–7 mm.

= 16.

= 16.