Flora of North America species comparison

ascending to erect, (30–)60–100 cm, slightly glaucous or not.

ascending to erect, 7–18 cm, retrorsely hairy.

basal and proximal cauline 20–165 × 12–50 mm, blade ovate to lanceolate, base tapered, margins finely to coarsely dentate, apex obtuse to acute;

cauline 4–7 pairs, sessile or proximals short-petiolate, 45–90 × 22–76 mm, blade ovate to triangular, base tapered or sessile on proximals, auriculate-clasping to connate-perfoliate on distal ones, margins finely to coarsely dentate, apex acute.

basal and cauline, or basal absent or reduced, leathery, glabrous or distal cauline sometimes glandular-pubescent along margins and midvein;

basal and proximal cauline petiolate, 16–50 × 5–20 mm, blade oval to elliptic, base tapered, margins entire, apex rounded to obtuse;

cauline 2 or 3 pairs, sessile or proximals short-petiolate, 25–48 × 6–15 mm, blade oblanceolate to elliptic or lanceolate, base tapered to clasping, margins entire or obscurely serrate distally, apex obtuse to acute.

interrupted or continuous, secund, (6–)12–48 cm, axis glabrous, verticillasters 4–13, cymes 1–3(–6)-flowered;

proximal bracts ovate (connate-perfoliate) or lanceolate (auriculate-clasping), (9–)16–55 × 10–60 mm;

peduncles and pedicels ascending to erect, glabrous or glandular-pubescent.

continuous, cylindric, 4–7 cm, axis glandular-pubescent, verticillasters 4–6, cymes 2–6-flowered, 2 per node;

proximal bracts lanceolate, 26–36 × 5–12 mm;

peduncles and pedicels glandular-pubescent.

calyx lobes ovate, 3–5.5 × 2–3.2 mm, glabrous or glandular-pubescent;

corolla rose pink, with reddish purple nectar guides, strongly bilabiate, ventricose, (18–)25–34 mm, glandular-pubescent externally, glandular-pubescent internally, tube 6–9 mm, length 1.6–2 times calyx lobes, throat gradually inflated, ± constricted at orifice, 7–10 mm diam., rounded abaxially;

stamens: longer pair reaching orifice, filaments of shorter pair glandular-puberulent proximally, pollen sacs explanate, 1.5–2 mm, sutures smooth;

staminode 11–17 mm, included, 0.2–0.4 mm diam., tip straight to recurved, glabrous or distal 1–2 mm sparsely to moderately lanate, hairs yellow, to 1 mm;

style 20–25 mm, glabrous.

calyx lobes lanceolate, 6.2–9 × 1.7–2 mm, glandular-pubescent;

corolla lavender to pink, with violet nectar guides, ventricose-ampliate, 28–35 mm, sparsely white-lanate internally abaxially, tube 9–13 mm, throat abruptly inflated, prominently constricted at orifice, 11–15 mm diam., rounded abaxially;

stamens: longer pair reaching orifice or exserted, pollen sacs opposite, explanate, 0.9–1.4 mm, dehiscing completely, sutures smooth;

staminode 17–20 mm, prominently exserted, 0.3–0.5 mm diam., tip recurved to coiled, distal 13–16 mm densely pilose, hairs golden yellow or orange, to 0.8 mm;

style 21–24 mm.

7–12 × 4–6 mm, glabrous.

8–10 × 5–6 mm.