Flora of North America species comparison

ascending to erect, (30–)60–100 cm, slightly glaucous or not.

ascending to erect, (6–)10–30(–65) cm, glabrous proximally, glandular-pubescent to glandular-villous distally.

basal and proximal cauline 20–165 × 12–50 mm, blade ovate to lanceolate, base tapered, margins finely to coarsely dentate, apex obtuse to acute;

cauline 4–7 pairs, sessile or proximals short-petiolate, 45–90 × 22–76 mm, blade ovate to triangular, base tapered or sessile on proximals, auriculate-clasping to connate-perfoliate on distal ones, margins finely to coarsely dentate, apex acute.

basal and cauline, not leathery, glabrous or distal cauline sometimes glabrous abaxially, glandular-pubescent adaxially;

basal and proximal cauline petiolate, (18–)35–100 × (2–)3–10 mm, blade spatulate to oblanceolate, base tapered, margins entire or obscurely serrate, apex rounded to obtuse or acute;

cauline 2–4 pairs, sessile, 15–68 × 2–16 mm, blade oblong to lanceolate, base tapered to clasping, margins entire or obscurely serrate, apex obtuse to acute.

interrupted or continuous, secund, (6–)12–48 cm, axis glabrous, verticillasters 4–13, cymes 1–3(–6)-flowered;

proximal bracts ovate (connate-perfoliate) or lanceolate (auriculate-clasping), (9–)16–55 × 10–60 mm;

peduncles and pedicels ascending to erect, glabrous or glandular-pubescent.

continuous or ± interrupted, cylindric, (1–)3–15 cm, axis glandular-villous, verticillasters 2–6, cymes (1 or)2–5-flowered, 2 per node;

proximal bracts lanceolate to linear, (5–)10–56 × (1–)3–10 mm;

peduncles and pedicels glandular-pubescent.

calyx lobes ovate, 3–5.5 × 2–3.2 mm, glabrous or glandular-pubescent;

corolla rose pink, with reddish purple nectar guides, strongly bilabiate, ventricose, (18–)25–34 mm, glandular-pubescent externally, glandular-pubescent internally, tube 6–9 mm, length 1.6–2 times calyx lobes, throat gradually inflated, ± constricted at orifice, 7–10 mm diam., rounded abaxially;

stamens: longer pair reaching orifice, filaments of shorter pair glandular-puberulent proximally, pollen sacs explanate, 1.5–2 mm, sutures smooth;

staminode 11–17 mm, included, 0.2–0.4 mm diam., tip straight to recurved, glabrous or distal 1–2 mm sparsely to moderately lanate, hairs yellow, to 1 mm;

style 20–25 mm, glabrous.

calyx lobes lanceolate, 7–10.5 × 1.4–2.2 mm, glandular-villous;

corolla lavender to purple or bluish violet, with reddish purple nectar guides, ventricose, 19–30 mm, sparsely white- or yellowish villous internally abaxially, tube 5–6 mm, throat abruptly inflated, not constricted at orifice, 8–14 mm diam., rounded abaxially;

stamens included, pollen sacs opposite, navicular, 1.3–1.5 mm, dehiscing completely, sutures smooth;

staminode 13–17 mm, prominently exserted, 0.4–0.6 mm diam., tip straight to recurved, distal 2–3 mm sparsely lanate, hairs yellow, to 2 mm, and medial 4–8 mm sparsely to moderately pilose, hairs yellow, to 1 mm;

style 11–14 mm.

7–12 × 4–6 mm, glabrous.

7–10 × 4–5 mm.

= 16.