Flora of North America species comparison

petiole 1.9–16.3 × 0.1–2.8 mm, glabrous;

blade lanceolate, oblong, or oblanceolate, 4.7–15.3 × 0.4–2.2 cm, base attenuate, margins entire, apex acute, surfaces glabrous, lateral veins indistinct.

to 8-flowered;

peduncle 2–9 mm, glabrous;

bracts deciduous, ovate, 1.8–6.3 × 0.6–2 mm, glabrous.

1.3–6.2 cm, glabrous.

sepals spreading, ovate to lanceolate, 0.3–1.3 × 0.2–0.5 cm, apex acute to acuminate, glabrous;

corolla tube 0.9–1.8 × 0.3–0.6 cm, internally pubescent, throat 0.7–1.7 × 0.5–2.2 cm, lobes ascending to spreading, obovate to oblong, (0.6–)1.4–3.5 × 1.7–2.5 cm, glabrous;

filaments separate;

anthers sagittate, 1.9–2.3 × 1.4–1.6 mm;

ovary 1.9–4 × 1.7–3 mm, glabrous;

style 10–20.1 mm;

stigma 2–3 × 2.3–3 mm;

nectar disc 5-lobed, 0.8–1 mm.

dehiscent, (1.2–)2.5–4 × (1.5–)2–5 cm, sometimes lenticellate.

1–2 × 1–1.3 cm.

= 20.