Flora of North America species comparison

ascending to erect, 30–140(–160) cm, glaucous.

ascending to erect, 11–48 cm, retrorsely hairy or puberulent, hairs pointed, not glaucous.

glabrous, glaucous;

basal and proximal cauline 40–160 × 14–40 mm, blade spatulate to oblanceolate or elliptic, base tapered, margins entire, apex rounded to obtuse or acute;

cauline 3–8 pairs, sessile, (17–)44–115 × (4–)23–45 mm, blade ovate to oblanceolate or lanceolate, base tapered to cordate-clasping to connate-perfoliate, margins entire, apex rounded or obtuse to acute.

basal and cauline, opposite, puberulent, hairs pointed, sometimes glabrate abaxially, not glaucous;

basal and proximal cauline (12–)25–100 × 6–15(–25) mm, blade spatulate to oblanceolate, base tapered, margins entire, apex rounded to obtuse or acute;

cauline 2–4 pairs, sessile or proximals short-petiolate, 24–70 × 7–20 mm, blade elliptic or oblanceolate to lanceolate or oblong, base tapered to cordate-clasping, margins entire, apex obtuse to acute.

interrupted, cylindric, (15–)30–60(–90) cm, axis glabrous, verticillasters 9–12(–20), cymes (1–)3–9-flowered;

proximal bracts ovate to lanceolate, 11–55 × 4–30 mm;

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

interrupted, cylindric, 8–20 cm, axis glandular-pubescent, verticillasters 3–7, cymes 1–4-flowered, 2 per node;

proximal bracts lanceolate, 13–45 × 4–12 mm;

peduncles and pedicels erect, glandular-pubescent.

calyx lobes ovate to lanceolate, 2.8–5 × 1.5–2.1 mm, margins entire or erose, sparsely glandular-pubescent proximally, sometimes glabrous;

corolla orangish pink to red, without nectar guides, nearly radially symmetric, weakly bilabiate, tubular-funnelform, 17–22 mm, glandular-pubescent externally, glandular-pubescent internally abaxially, tube 5–7 mm, throat slightly inflated, 4–6 mm diam., rounded abaxially;

stamens included, pollen sacs explanate, 1–1.5 mm, sutures smooth;

staminode 8–11 mm, flattened distally, 0.6–1 mm diam., tip straight, distal 2–3 mm retrorsely hairy, hairs yellow or whitish, to 1.5 mm;

style 10–11 mm.

calyx lobes lanceolate, 8–10 × 1.4–2.6 mm, glandular-pubescent;

corolla blue to lavender or violet, without nectar guides, ampliate, 24–30 mm, glandular-pubescent externally, glabrous internally, tube 8–10 mm, throat gradually inflated, 6–8 mm diam., 2-ridged abaxially;

stamens included, filaments glabrous, pollen sacs parallel, 1.6–1.9 mm, distal 1/3 indehiscent, sides glabrous, sutures denticulate, teeth to 0.1 mm;

staminode 13–15 mm, included, 0.4–0.5 mm diam., distal 5–8 mm densely pilose, hairs yellow, to 1.3 mm;

style 22–25 mm.

10–13 × 5–8 mm.

7–11 × 5–6 mm.

= 16.