Flora of North America species comparison

ascending to erect, (18–)30–80 cm, puberulent or retrorsely hairy proximally, puberulent or glandular-pubescent distally, not glaucous.

24–75(–98) cm, sparsely to densely retrorsely hairy or puberulent, usually also glandular-pubescent distally.

deciduous, 8–13 pairs, short-petiolate or sessile, 23–130 × 3–20 mm, blade lanceolate, rarely linear, base tapered, margins entire or remotely serrate, apex acute to acuminate, rarely obtuse, glabrous or puberulent to pubescent, not glaucous.

retrorsely hairy;

basal and proximal cauline 8–80 × 3–12 mm, blade lanceolate or spatulate, base tapered, margins entire, apex rounded to obtuse or acute;

cauline 7–15 pairs, 9–85(–110) × 1–11(–22) mm, blade lanceolate to linear, base tapered to truncate, apex acute to acuminate, rarely obtuse.

interrupted, ± secund, (3–)6–15(–28) cm, axis sparsely to moderately glandular-pubescent, verticillasters 3–7, cymes 2–7-flowered;

proximal bracts lanceolate to linear, (5–)15–80 × (1–)2–8(–20) mm;

peduncles and pedicels spreading or ascending, glandular-pubescent.

± secund, 5–36 cm, axis glandular-pubescent, verticillasters 3–6, cymes 1 or 2(or 3)-flowered;

proximal bracts lanceolate to linear, 5–16 × 1–3 mm;

peduncles and pedicels glandular-pubescent, sometimes also retrorsely hairy.

calyx lobes lanceolate, 7–16 × 2–4 mm, glandular-pubescent;

corolla lavender to purple, unlined internally or lined with faint lavender nectar guides abaxially, nearly personate, funnelform, 35–46 mm, glabrous externally, moderately white-lanate internally abaxially, tube 8–14 mm, throat 8–12 mm diam.;

stamens included, pollen sacs 1.1–1.8 mm;

staminode 10–13 mm, flattened distally, 0.2–0.3 mm diam., tip straight, glabrous;

style 30–40 mm.

calyx lobes ovate to lanceolate, 2.9–7 × 1.5–2.5(–3.6) mm, glandular-pubescent;

corolla scarlet to red, unlined internally or lined on abaxial surface with faint reddish purple nectar guides, tubular-funnelform, 22–35 mm, glandular-pubescent internally abaxially, tube 5–6 mm, throat gradually inflated, 6–8 mm diam., rounded abaxially;

stamens exserted (hidden by galeate adaxial lobes), pollen sacs parallel to divergent, 1.5–2 mm, sutures denticulate, teeth to 0.2 mm;

staminode 15–17 mm, included, 0.3–0.4 mm diam.;

style 25–30 mm, usually barely exserted from galea.

10–14 × 5–7 mm.

9–14 × 6–7 mm.

= 16.