Flora of North America species comparison

erect, 15–45(–60) cm, glabrous, glaucous.

ascending to erect, 60–150 cm, glaucous.

basal and cauline, opposite, hirsute, hairs pointed, not glaucous;

basal and proximal cauline 15–30(–60) × 4–10(–14) mm, blade ovate to elliptic, base tapered, margins entire, apex rounded to acute;

cauline 2 or 3 pairs, petiolate or sessile, 8–25(–45) × 1–3 mm, blade spatulate to oblanceolate or linear, base tapered, margins entire, apex rounded to acute.

basal and proximal cauline 37–110 × 10–50 mm, blade obovate, base tapered, margins coarsely serrate to coarsely dentate, apex obtuse to acute;

cauline 4–8 pairs, sessile, 40–110 × 15–55 mm, blade ovate, base connate-perfoliate, margins coarsely serrate to coarsely dentate, apex acute to acuminate.

interrupted, cylindric, 4–24 cm, axis glandular-pubescent, verticillasters 2–4, cymes 1–4-flowered, 1 or 2 per node;

proximal bracts subulate to lanceolate or linear, 4–35 × 1–3 mm;

peduncles and pedicels ascending to erect, glandular-pubescent.

interrupted, secund, 16–90 cm, axis glandular-pubescent, verticillasters 9–23, cymes 1–4-flowered;

proximal bracts ovate to lanceolate, 8–25 × 3–28 mm;

peduncles and pedicels ascending to erect, glandular-pubescent.

calyx lobes oblong to ovate, 3–4.5(–5) × 0.9–2 mm, glandular-pubescent;

corolla lavender to violet or purple, with or without faint reddish purple nectar guides, ventricose, 25–34 mm, glandular-pubescent externally, yellow-lanate internally abaxially, tube 6–9 mm, throat gradually inflated, 6–8 mm diam., 2-ridged abaxially;

stamens included, filaments glabrous, pollen sacs nearly parallel, 1.4–1.5(–1.7) mm, distal 1/2 indehiscent, sides glabrous, sutures denticulate, teeth to 0.1 mm;

staminode 15–19 mm, included, 0.2–0.3 mm diam., distal 4–8 mm sparsely pilose, hairs yellow, to 0.7 mm;

style 20–29 mm.

calyx lobes ovate, 4–6 × 2.2–3 mm, glandular-pubescent;

corolla pink to rose pink, purple, or light yellow, with or without reddish or reddish purple nectar guides, strongly bilabiate, ventricose, 18–27 mm, glandular-pubescent externally, glandular-pubescent internally, and sparsely white- or yellowish lanate internally abaxially, tube 7–10 mm, length 1.7–2 times calyx lobes, throat abruptly inflated, constricted at orifice, 6–9 mm diam., rounded abaxially;

stamens: longer pair reaching orifice, filaments of shorter pair glandular-puberulent proximally, pollen sacs explanate, 1.4–1.8 mm, sutures smooth;

staminode 14–16 mm, included or exserted, 0.3–0.4 mm diam., tip recurved, distal 4–5 mm lanate, hairs yellow, to 2.8 mm, proximal 3–4 mm glandular-puberulent;

style 14–16 mm, glabrous.

6–10 × 4–6 mm.

10–13 × 5–7 mm, glabrous or sparsely glandular-pubescent distally.

= 16.