Flora of North America species comparison

ascending to erect, 3–16 cm, puberulent to pubescent, not glaucous.

decumbent to erect, (2–)5–30(–65) cm, retrorsely hairy, not glaucous.

persistent, 3–8 pairs, distals usually distinctly smaller than proximals, short-petiolate or sessile, 4–22 × 3–14 mm, blade round to elliptic or spatulate, base tapered to cuneate, margins ± serrate, apex rounded to obtuse, rarely acute, glabrous or hairy, usually glaucous.

basal and cauline, not leathery, glabrous or retrorsely hairy;

basal and proximal cauline (8–)15–105 × 2–22(–32) mm, blade obovate to ovate or oblanceolate, base tapered, margins entire, sometimes serrulate or serrate, apex obtuse to acute;

cauline (1 or)2–4 pairs, sessile or proximals short-petiolate, 10–35(–45) × 1–11 mm, blade obovate to oblanceolate or lanceolate, base tapered to clasping, margins entire, rarely ± serrate, apex obtuse to acute.

continuous, ± secund, 1–3 cm, axis hairy proximally, pubescent or glandular-pubescent distally, verticillasters 1–3, cymes 1-flowered;

proximal bracts elliptic to ovate, 3–9 × 2–6 mm;

peduncles and pedicels ascending to erect, glandular-pubescent.

interrupted, cylindric to ± secund, (1–)3–20(–39) cm, axis moderately glandular-pubescent, verticillasters (1–)3–9(–11), cymes (1 or)2–6(–11)-flowered, 2 per node;

proximal bracts lanceolate, rarely ovate, 6–34(–48) × 1–11 mm, margins entire;

peduncles and pedicels ascending to erect, glandular-pubescent and, usually, retrorsely hairy.

calyx lobes lanceolate-elliptic to oblong, 6–11 × 2–2.8 mm, glandular-pubescent;

corolla pink to red, pinkish lavender, or rose red, essentially unlined internally but abaxial ridges usually white, not personate, funnelform, 25–36 mm, glabrous externally, glabrous internally or sparsely white-lanate abaxially, tube 8–12 mm, throat 6–8 mm diam.;

stamens: longer pair exserted, pollen sacs 1–1.5 mm;

staminode 13–15 mm, slightly flattened distally, 0.1 mm diam., tip straight, glabrous or distal 1–2 mm sparsely villous, hairs yellow, to 0.8 mm;

style 26–30 mm.

calyx lobes ovate to lanceolate, 2.8–5(–6) × 1–1.9 mm, margins entire or erose, apex acute, glandular-pubescent;

corolla blue to purple or violet, with reddish violet nectar guides, bilabiate, not personate, tubular-funnelform, (7–)8–19 mm, glandular-pubescent externally, sparsely to moderately white- or yellow-lanate internally abaxially, tube 2–5 mm, throat slightly inflated, (3–)4.5–6 mm diam., 2-ridged abaxially;

stamens included, pollen sacs opposite, navicular, 0.5–0.8 mm, dehiscing completely, connective splitting, sides glabrous, sutures smooth or papillate;

staminode (3–)7–9 mm, included, 0.1–0.3 mm diam., tip slightly recurved, distal 1–4 mm sparsely to densely pilose, hairs yellow or golden yellow, to 0.7 mm (medial hairs sparser and shorter);

style 6–12 mm.

7–9 × 5–7 mm.

4–6 × 2.5–3.5 mm, glabrous.

= 16.