Flora of North America species comparison

erect, (6–)10–40 cm, glabrous or puberulent, not glaucous.

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

basal and cauline, ± leathery or not, glabrous;

basal and proximal cauline (12–)25–115 × (4–)7–22 mm, blade oblanceolate to lanceolate or elliptic, base tapered, margins entire, apex obtuse to acute;

cauline 2–4 pairs, sessile, 18–65 × 3–16 mm, blade oblanceolate to lanceolate, sometimes ovate, base tapered 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.

continuous or interrupted, cylindric, 1–12 cm, axis ± puberulent, rarely glandular-pubescent, verticillasters 1–4, cymes 2–10-flowered, 2 per node;

proximal bracts lanceolate, sometimes ovate, 12–44 × 2–13 mm, margins entire;

peduncles and pedicels erect, glabrous or ± puberulent, rarely 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, 5–9 × 1.8–2.7 mm, glabrous, rarely glandular-pubescent;

corolla light yellow, without nectar guides, funnelform, 12–16 mm, glabrous externally, rarely glandular-pubescent, sparsely to moderately yellow-pubescent internally abaxially, tube 5–7 mm, throat gradually inflated, 4–6 mm diam., 2-ridged abaxially;

stamens included or longer pair reaching orifice, pollen sacs opposite, navicular to subexplanate, 0.7–0.9 mm, dehiscing completely, connective splitting, sides glabrous, sutures smooth;

staminode 8–9 mm, included, 0.4–0.7 mm diam., tip straight to slightly recurved, distal 2–3 mm moderately pilose, hairs yellow or golden yellow, to 0.8 mm;

style 8–11 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.

5–8 × 4–5 mm, glabrous.

11–16 × 5–8 mm.

= 48.

= 16.