Flora of North America species comparison

ascending to erect, (15–)30–120 cm, glabrous, sometimes glabrous proximally, glandular-pubescent distally, not glaucous.

erect, sometimes ascending, 30–80 cm, glabrous, slightly glaucous.

basal and cauline, not leathery, glabrous;

basal and proximal cauline 30–250 × 7–50 mm, blade elliptic to lanceolate, base tapered, margins serrate to dentate, apex obtuse to acute;

cauline 2–5 pairs, short-petiolate or sessile, (10–)20–75(–110) × 5–30(–38) mm, blade oblong to triangular-ovate, base truncate to cordate-clasping distally, margins serrate to dentate, apex obtuse to acute.

glabrous, slightly glaucous;

basal and proximal cauline 35–110 × 3–11 mm, blade oblanceolate to lanceolate, base tapered, margins entire, apex obtuse to acute;

cauline 3–6 pairs, sessile or proximals short-petiolate, 27–85 × 1–6 mm, blade linear, base tapered, apex acute, rarely obtuse.

interrupted, cylindric, 2–24 cm, axis glandular-pubescent, verticillasters 2–7, cymes 3–11-flowered, 2 per node;

proximal bracts triangular to lanceolate, 6–50 × 1–22 mm, margins entire or ± serrate;

peduncles and pedicels ascending to erect, glandular-pubescent.

± secund, 13–30 cm, axis glabrous, verticillasters 5–10, cymes 1- or 2(or 3)-flowered;

proximal bracts linear, 5–30 × 1–2 mm;

peduncles and pedicels ascending to erect, glabrous.

calyx lobes ovate to ovate-oblong or lanceolate, 4–10 × (1–)1.5–2.5 mm, glandular-pubescent;

corolla lavender to purple or violet, with reddish purple nectar guides, ventricose to ventricose-ampliate, 20–30 mm, glandular-pubescent externally, sparsely to densely white-lanate internally, tube 6–7 mm, throat abruptly inflated, 8–10 mm diam., 2-ridged abaxially;

stamens included, pollen sacs opposite, subexplanate, 1.2–1.5 mm, dehiscing completely, connective splitting, sides glabrous, sutures smooth or papillate;

staminode 21–26 mm, exserted, 0.3–0.4 mm diam., tip straight to recurved, distal 6–10 mm sparsely to moderately lanate, hairs white or yellow, to 3 mm;

style 16–19 mm.

calyx lobes ovate to lanceolate, 3.5–6 × 1.8–2.4 mm, margins erose, glabrous;

corolla red to scarlet or orange, rarely yellow, without nectar guides, bilaterally symmetric, strongly bilabiate, salverform, 30–40 mm, glabrous internally, tube 5–7 mm, throat 4–6 mm diam., not constricted at orifice, rounded abaxially, abaxial lobes spreading to reflexed, adaxial lobes projecting, galeate;

stamens exserted (but concealed by projecting adaxial lip), pollen sacs opposite, proximal 1/4–1/3 indehiscent, 1.6–2 mm, sides glabrous, sutures papillate;

staminode 11–14 mm, included, tip straight, glabrous;

style 20–28 mm, exserted.

5–9 × 3.5–5 mm, glabrous.

7–10 × 4–6 mm.

= 16.

= 16.