Flora of North America species comparison

ascending to erect, 10–27 cm, retrorsely hairy or puberulent, not glaucous.

ascending to erect, 15–60 cm, glaucous.

persistent, 6–9 pairs, distals usually distinctly smaller than proximals, short-petiolate or sessile, 15–55 × 4–16 mm, blade elliptic, base tapered, margins subentire or serrate, apex rounded to obtuse or acute, glabrous, ± glaucous.

glabrous or obscurely scabrous, especially along margins, glaucous;

basal and proximal cauline 35–80(–100) × 5–20 mm, blade oblanceolate, base tapered, margins entire, apex obtuse to acute;

cauline 2–4 pairs, sessile, 15–75 × 4–26 mm, blade elliptic to lanceolate, rarely ovate, base tapered, margins entire, apex acute.

± interrupted, secund, 5–14 cm, axis retrorsely hairy proximally, retrorsely hairy and glandular-pubescent distally, verticillasters 3–7, cymes 1-flowered;

proximal bracts ovate to lanceolate, 6–18 × 3–12 mm, margins serrate, sometimes entire;

peduncles and pedicels ascending to erect, glandular-pubescent, sometimes also puberulent.

± interrupted, ± secund, 11–25 cm, axis glabrous, verticillasters 5–15, cymes 1–4-flowered;

proximal bracts lanceolate, 6–23 × 1–4 mm;

peduncles and pedicels erect, glabrous.

calyx lobes ovate to lanceolate, 8–14 × 2–3.1 mm, glandular-pubescent;

corolla purple to violet, essentially unlined internally but abaxial ridges usually light purple or white, not personate, funnelform, (25–)30–38 mm, glabrous externally, sparsely white-lanate internally abaxially, tube 6–8 mm, throat 9–10 mm diam.;

stamens included, pollen sacs 1.5–1.7 mm;

staminode 11–13 mm, essentially terete distally, 0.1 mm diam., tip straight, distal 4–6 mm moderately to densely villous, hairs white or yellowish, to 1.5 mm;

style 25–29 mm.

calyx lobes ovate, 2.5–4(–5) × 1.5–4(–4.6) mm, margins erose, glabrous;

corolla red to crimson, with red nectar guides, bilaterally symmetric, bilabiate, tubular-salverform, 17–22(–25) mm, glandular-pubescent externally, especially distally, glandular-pubescent internally, tube 6–9 mm, throat slightly inflated, 6–7 mm diam., rounded abaxially;

stamens included, pollen sacs explanate, 0.6–1.1 mm, sutures smooth;

staminode 7–10 mm, flattened distally, 0.4–0.5 mm diam., tip recurved, glabrous, rarely distal 1 mm papillate, papillae golden yellow, to 0.1 mm;

style 10–14 mm.

8–11 × 4–6 mm.

7–10 × 5–7 mm.

= 16.