Flora of North America species comparison

ascending to erect, 5–20(–30) cm, retrorsely hairy.

5–25(–40) cm.

basal and cauline, not leathery, retrorsely hairy;

basal and proximal cauline petiolate, 12–55(–75) × 4–12 mm, blade elliptic to spatulate, base tapered, margins entire or obscurely and remotely serrate, apex rounded to obtuse or acute;

cauline 2–5 pairs, short-petiolate or sessile, 19–65 × 2–8 mm, blade lanceolate to oblanceolate, base truncate to tapered, margins entire or remotely serrate, apex obtuse to acute.

cauline 2–4 pairs, 14–30(–35) × 6–17 mm, base tapered to cuneate, margins dentate to serrate-dentate, apex obtuse to acute.

continuous, cylindric, 2–10 cm, axis densely glandular-pubescent, verticillasters 3–8, cymes 3–5-flowered, 2 per node;

proximal bracts lanceolate, 18–70 × 3–8 mm;

peduncles and pedicels densely glandular-pubescent.

3–6 cm, verticillasters 2–6, cymes 1–3(–5)-flowered;

proximal bracts ovate to lanceolate, 6–25 × 2–14 mm;

peduncles and pedicels puberulent and sparsely glandular-pubescent, especially distally.

calyx lobes lanceolate, 4.5–7 × 1.1–1.8 mm, glandular-pubescent;

corolla lavender to bluish lavender or violet, with reddish violet nectar guides, ventricose, 10–14 mm, sparsely to densely white- or yellowish lanate internally abaxially, tube 4–6 mm, throat abruptly inflated, ± constricted at orifice, 4–5 mm diam., rounded abaxially;

stamens included, pollen sacs opposite, explanate, 0.6–0.9 mm, dehiscing completely, sutures smooth;

staminode 9–10 mm, prominently exserted, 0.2 mm diam., tip coiled, distal 5–6 mm densely pubescent, hairs orange or orangish yellow, to 1.2 mm;

style 7–9 mm.

calyx lobes lanceolate, 4.5–6 × 1.2–1.9(–2.1) mm;

corolla with violet nectar guides, 13–17 mm, sparsely glandular-pubescent externally, sparsely whitish or yellowish villous internally abaxially, tube 5–6 mm, throat 4–5 mm diam.;

stamens: pollen sacs 0.5–0.9 mm;

staminode 10–11 mm;

style 9–13 mm.

3–6 × 3–5 mm.

5–7 × 4–5 mm.