Flora of North America species comparison

ascending to erect, (15–)20–40 cm, glaucous.

(24–)30–100 cm.

glabrous or obscurely scabrous, especially along margins, glaucous;

basal and proximal cauline (30–)50–75 × 7–14 mm, blade oblanceolate, base tapered, margins entire, apex obtuse to acute, sometimes mucronate;

cauline 2–4 pairs, sessile, 25–70(–90) × 4–15(–25) mm, blade lanceolate, base tapered, margins entire, apex acute.

basal and proximal cauline 20–52 × 3–11 mm, blade base tapered, margins entire, apex obtuse;

cauline 4–12 pairs, 20–70 × 2–14 mm, blade base tapered, apex obtuse or acute.

± interrupted, ± secund, 5–26 cm, axis glabrous, verticillasters 5 or 6(–10), cymes 3–7(–13)-flowered;

proximal bracts lanceolate, 10–54 × 3–16 mm;

peduncles and pedicels spreading to ascending, glabrous.

(3–)6–28 cm, verticillasters (3–)6–12, cymes 2–5-flowered;

proximal bracts lanceolate to linear, 6–36 × 1–6 mm;

peduncles and pedicels glandular-pubescent.

calyx lobes ovate, 3–6(–7) × 1.9–2.6 mm, margins entire or erose, glabrous;

corolla violet or reddish violet to lavender, with red or reddish purple nectar guides, bilaterally symmetric, bilabiate, tubular-funnelform, 13–17(–20) mm, glabrous externally or buds and young flowers sometimes with sessile glands distally, glabrous internally, tube 5–7 mm, throat gradually inflated, 6–7 mm diam., rounded or slightly 2-ridged abaxially;

stamens included, pollen sacs navicular, 1–1.3 mm, sutures smooth or papillate;

staminode 7–8 mm, flattened distally, 0.5–0.6 mm diam., tip recurved, distal 1–3 mm sparsely papillate, papillae golden yellow or reddish yellow, to 0.2 mm;

style 10–12 mm.

calyx lobes ovate to lanceolate, 4–6 × 1.7–2.1 mm;

corolla orangish red to scarlet, throat usually yellowish or orangish, unlined internally, 22–33 mm, sparsely white-puberulent, tube 3–5 mm, throat 4–6 mm diam.;

pollen sacs 1.8–2.3(–2.5) mm;

staminode 14–16 mm;

style 18–26 mm, exserted.

8–10 × 4–6 mm.

7–10 × 4–5 mm.

= 16.

= 16.