Flora of North America species comparison

erect, 30–65 cm, retrorsely hairy.

ascending to erect, (15–)30–70 cm, glabrous, not glaucous.

basal and cauline or, sometimes, basal absent or withering, not leathery to ± leathery, glabrous or retrorsely hairy along midvein and, sometimes, along margins;

basal and proximal cauline petiolate, 22–120(–190) × 7–40(–65) mm, blade oblanceolate to elliptic, base tapered, margins entire or serrate to dentate, apex obtuse to acute;

cauline 6–8(–10) pairs, sessile, 30–95(–115) × 7–30 mm, blade ovate to lanceolate to linear, base tapered to cordate clasping, margins entire or serrate, apex acute.

basal and cauline, leathery or not, glabrous, not glaucous;

basal and proximal cauline 80–140(–180) × (10–)15–35(–40) mm, blade ovate to elliptic, base tapered, margins entire, apex obtuse to acute;

cauline 5–7 pairs, sessile, (28–)40–80(–110) × 6–30(–42) mm, blade ovate to lanceolate, base tapered to cordate-clasping, apex acute.

interrupted, cylindric, 5–20 cm, axis glandular-pubescent, verticillasters (3–)4–6, cymes 2–4(–6)-flowered, 2 per node;

proximal bracts ovate to lanceolate, 14–50 × 6–17 mm;

peduncles and pedicels glandular-pubescent.

continuous, sometimes interrupted proximally, cylindric, (3–)8–32 cm, axis glabrous, verticillasters 4–10(–16), cymes 2–4(–8)-flowered, 2 per node;

proximal bracts ovate to lanceolate, 12–80 × 2–35 mm;

peduncles and pedicels glabrous.

calyx lobes ovate to lanceolate, 6.5–13 × 2.5–4.8 mm, glandular-pubescent;

corolla pink to pinkish red or reddish violet, with red or crimson nectar guides, ventricose, 22–35 mm, glandular-pubescent internally, tube 8–11 mm, throat gradually inflated, not constricted at orifice, 10–13 mm diam., rounded abaxially;

stamens: longer pair exserted, pollen sacs opposite, explanate, 0.9–1.2 mm, dehiscing completely, sutures smooth;

staminode 17–20 mm, included or reaching orifice, 0.4–0.6 mm diam., tip straight to recurved, distal 8–12 mm sparsely to moderately pilose, hairs yellow, to 1 mm;

style 18–24 mm.

calyx lobes lanceolate, 5–8.5(–10) × 1–2 mm, glabrous;

corolla blue to violet, without nectar guides, ventricose, 18–22 mm, glabrous externally, glabrous internally, tube 6–9 mm, throat gradually inflated, not constricted at orifice, 7–10 mm diam., slightly 2-ridged abaxially;

stamens: longer pair reaching orifice or slightly exserted, pollen sacs opposite, navicular, 1.2–1.9 mm, dehiscing incompletely, connective not splitting, sides glabrous, sutures denticulate, teeth to 0.1 mm;

staminode: 13–15 mm, included, 0.5–0.9 mm diam., tip straight, distal 2–3 mm sparsely pilose, sometimes glabrous, hairs yellow, to 0.5 mm;

style 13–17 mm.

(7–)11–14 × 5–8.5 mm.

8–15 × 5–8 mm.

= 16.