Flora of North America species comparison

ascending to erect, 6–20(–25) cm, retrorsely hairy proximally, glabrous or retrorsely hairy distally, not glaucous.

ascending to erect, 14–120 cm, sometimes glaucous.

basal and cauline, not leathery, glabrous or ± puberulent;

basal and proximal cauline 15–65 × 1–5(–7) mm, blade narrowly oblanceolate to linear, base tapered, margins entire, apex obtuse to acute;

cauline 2–5 pairs, short-petiolate or sessile, 7–33 × 1–3 mm, blade lanceolate to linear, base sessile to clasping, margins entire, apex obtuse to acute.

not leathery, glabrous, sometimes glaucous;

basal and proximal cauline 25–140 × 9–45 mm, blade elliptic to obovate or lanceolate, base tapered, margins entire, apex obtuse to acute;

cauline 2–6 pairs, sessile or proximals short-petiolate, 10–135 × 3–30 mm, blade oblong to oblanceolate or lanceolate, base tapered to truncate, margins entire, apex obtuse to acute.

interrupted, cylindric, 2–11 cm, axis glandular-pubescent, sometimes also retrorsely hairy, verticillasters 2–6, cymes 1–5-flowered, 2 per node;

proximal bracts lanceolate to linear, 9–32 × 1–6 mm, margins entire;

peduncles and pedicels erect, ± glandular-pubescent.

interrupted, cylindric to ± secund, 12–34(–90) cm, axis glabrous, verticillasters 5–15(–30), cymes (1 or)2(–4)-flowered;

proximal bracts lanceolate to subulate, 4–15 × 1–5 mm;

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

calyx lobes ovate to lanceolate, 2.2–4.6 × 1–2.4 mm, glandular-pubescent;

corolla blue to violet, with reddish purple guides, funnelform, 11–17 mm, glandular-pubescent externally, moderately whitish lanate internally abaxially, tube 3–4 mm, throat gradually inflated, 4–6 mm diam., 2-ridged abaxially;

stamens included, pollen sacs divergent to opposite, subexplanate to explanate, 0.6–0.8 mm, dehiscing completely, connective splitting, sides glabrous, sutures papillate;

staminode 7–8 mm, reaching orifice, 0.2–0.4 mm diam., tip recurved, distal 0.5–1 mm densely pilose, hairs golden yellow, to 0.8 mm;

style 9–10 mm.

calyx lobes lanceolate, 3–4.5 × 1–1.5 mm, margins entire, sparsely glandular-pubescent;

corolla red to orangish red, without nectar guides, nearly radially symmetric, weakly bilabiate, tubular-funnelform, 19–25 mm, glandular-pubescent externally, glandular-pubescent internally abaxially, tube 6–8 mm, throat gradually inflated, 5–7 mm diam., rounded abaxially;

stamens included, pollen sacs explanate, 1–1.4 mm, sutures smooth;

staminode 7–9 mm, flattened distally, 0.3–0.5 mm diam., tip straight to recurved, glabrous;

style 9–11 mm.

5–7 × 4–5 mm, glabrous.

11–16 × 5–8 mm.

= 16.