Flora of North America species comparison

20–50 cm, puberulent or retrorsely hairy proximally, puberulent and glandular-pubescent distally.

ascending to erect, 17–40 cm, retrorsely hairy, sometimes also ± glandular-pubescent distally, not glaucous.

puberulent or retrorsely hairy, sometimes only along midveins and margins;

basal and proximal cauline 28–68 × 3–9 mm, blade oblanceolate to lanceolate or linear, base tapered, margins entire, apex obtuse to acute;

cauline 6–9 pairs, 32–95 × 4–12 mm, blade lanceolate to linear, base tapered, apex acute.

basal and cauline, not leathery, retrorsely hairy, sometimes only along midribs and margins;

basal and proximal cauline 12–130 × 10–35 mm, blade ovate to elliptic, base tapered, margins entire or ± denticulate, apex obtuse to acute;

cauline 3 or 4 pairs, petiolate or sessile, 33–100 × 12–27 mm, blade ovate to lanceolate, base tapered to truncate, sometimes clasping on distal ones, margins entire or ± denticulate, apex acute.

± secund, 6–28 cm, axis glandular-pubescent, verticillasters 4–11, cymes 1- or 2-flowered;

proximal bracts lanceolate to linear, 4–35 × 1–4 mm;

peduncles and pedicels glandular-pubescent.

interrupted, cylindric, 5–15 cm, axis glandular-pubescent, verticillasters 3–5, cymes 2–6-flowered, 2 per node;

proximal bracts ovate to lanceolate, 18–50 × 4–22 mm, margins entire;

peduncles and pedicels erect, glandular-pubescent.

calyx lobes ovate to lanceolate, 5–8 × 2–2.8 mm, glandular-pubescent;

corolla violet to lavender to purple, lined internally abaxially with purple nectar guides, ventricose, 25–35 mm, glabrous internally, tube 7–9 mm, throat abruptly inflated, 9–10 mm diam., slightly 2-ridged abaxially;

stamens: longer pair reaching orifice, pollen sacs divergent, 1.8–2.2 mm, sutures denticulate, teeth to 0.3 mm;

staminode 17–19 mm, included, 0.6–1 mm diam.;

style 15–20 mm.

calyx lobes lanceolate, 3–6.5 × 0.9–1.5 mm, glandular-pubescent;

corolla lavender to purple, with reddish purple nectar guides, bilabiate, not personate, funnelform, 16–20 mm, glandular-pubescent externally, densely white-lanate internally abaxially, tube 5–7 mm, throat gradually inflated, 5–6 mm diam., 2-ridged abaxially;

stamens included, pollen sacs opposite, navicular, 0.9–1.2 mm, dehiscing completely, connective splitting, sides glabrous, sutures papillate;

staminode 10–12 mm, included or reaching orifice, 0.4–0.5 mm diam., tip recurved, distal 5–6 mm ± villous, hairs golden yellow, to 1.5 mm;

style 10–13 mm.

11–15 × 7–9 mm.

5–8 × 3–4 mm, glabrous.

= 16.