Flora of North America species comparison

ascending to erect, 20–50(–65) cm, glabrous or retrorsely hairy, not glaucous.

decumbent to erect, 3–10(–15) cm, glabrous.

basal and cauline, basal often poorly developed, not leathery, glabrous;

basal and proximal cauline 20–75 × 2–5(–7) mm, blade narrowly elliptic to linear, base tapered, margins entire, apex obtuse to acute;

cauline 5–8 pairs, sessile or proximals long-petiolate, 15–75 × 2–8 mm, blade lanceolate to linear, base tapered, margins entire, apex acute.

basal and cauline, glabrous;

basal and proximal cauline (10–)20–35 × 5–17 mm, blade obovate, base tapered, apex rounded to obtuse;

cauline 1–3 pairs, sessile, 10–29 × 5–12 mm, blade ovate to elliptic, base tapered, apex rounded to mucronate.

interrupted or continuous, cylindric, 3–25 cm, axis glandular-pubescent, verticillasters 2–6(–10), cymes 1–7-flowered, 2 per node;

proximal bracts lanceolate, 6–55 × 1–8 mm, margins entire;

peduncles and pedicels erect, glandular-pubescent.

continuous, cylindric, 1–6 cm, axis glabrous, verticillasters 1–5(or 6), cymes 3–5-flowered;

proximal bracts ovate, 6–14 × 3–13 mm;

peduncles and pedicels glabrous.

calyx lobes obovate to ovate or lanceolate, 1.5–3 × 0.7–1.5 mm, glandular-pubescent;

corolla violet to light blue, pink, or light purple, with or without pink or purple nectar guides, tubular to tubular-funnelform, 8–10 mm, glandular-pubescent externally, moderately yellow-pilose internally abaxially, tube 3–4 mm, throat slightly inflated, 2–3 mm diam., slightly 2-ridged abaxially;

stamens included, pollen sacs opposite, navicular to subexplanate, 0.4–0.5 mm, dehiscing completely, connective splitting, sides glabrous, sutures smooth;

staminode 4–6 mm, included, 0.3–0.4 mm diam., tip straight, distal 0.3–0.5 mm sparsely pilose, hairs yellow, to 0.4 mm;

style 7–8 mm.

calyx lobes ovate to lanceolate, (3–)4–5.5 × 1.7–2.2 mm, margins entire or erose, narrowly to broadly scarious, glabrous;

corolla blue to violet or lavender, with reddish purple nectar guides, tubular-funnelform, 13–17(–19) mm, glabrous externally, sparsely white-villous internally abaxially, tube 4–5 mm, throat gradually inflated, 4–5 mm diam., rounded abaxially;

stamens included, pollen sacs divergent to opposite, 0.8–1.2 mm, sutures smooth or obscurely papillate;

staminode 6–8 mm, included, 0.8–1 mm diam., tip recurved, distal 4–5 mm moderately to densely pubescent, hairs golden yellow, to 1 mm;

style 7–8 mm.

3.5–5 × 2–3 mm, glabrous.

5–7 × 5–6 mm.

= 32.