Flora of North America species comparison

ascending to erect, simple or few-branched, 2–12 cm, glabrous proximally, glabrous or glandular-puberulent distally.

erect, simple or few-branched, (7–)10–21(–30) cm, glabrous or glabrate proximally, sparsely glandular-puberulent distally.

blade linear-lanceolate to oblanceolate, elliptic, or oblong, 4–8(–20) × 1.5–3.5 mm, margins entire, apex obtuse to rounded, surfaces glabrous.

blade linear to linear-lanceolate or lanceolate-elliptic, often falcate, (16–)18–30(–43) × (1–)2.5–5 mm, margins entire or with 1 or 2(or 3) pairs of blunt teeth distally, apex obtuse to acute, surfaces glabrous or glabrate.

slender, 2–14(–28) mm, length 0.9–2.3 times bract, sparsely to densely glandular-puberulent;

bracteoles 0.

slender, 7–14(–22) mm, length 0.5–1(–1.6) times bract, sparsely glandular-puberulent;

bracteoles 2, 2–4.5 mm.

sepals connate proximally, calyx distinctly bilaterally symmetric, lobes elliptic-oblanceolate, 3.5–6 mm;

corolla 4–7.5(–9) mm, tube yellow or greenish yellow, veins purple, limb white abaxially, greenish yellow adaxially;

style 1.5–2 mm.

sepals distinct, lanceolate, 2.7–5 mm;

corolla 7–9 mm, tube and limb white tinged with pink or purple, veins white to greenish white or lavender;

style 3–4.6 mm.

subglobular to ovoid, 3.5–4.7 × 3–4.5 mm.

ovoid, 3.4–5.1 × 3–4.5 mm.

0.5–0.7 mm.

0.4–0.7 mm.