Flora of North America species comparison

spreading, ± imbricate;

blade linear, 4–12 × 1–2 mm, margins densely glandular-serrulate, surfaces glabrous or glandular.

spreading, not imbricate;

blade linear, 5–20 × 1–2 mm, margins entire or finely serrulate, glabrous.

corymbiform, 1–16-flowered.

spikelike, 8–30-flowered.

10–35 mm, densely stipitate-glandular;

bracteoles 2.

10–15 mm, glandular;

bracteoles 2.

often nodding;

sepals ovate to lanceolate, 3–4 mm, margins not ciliate, densely glandular abaxially;

corolla yellow or greenish yellow, urceolate, constricted at mouth, 5–8 mm, glandular, lobes reflexed, 1–2 mm;

stamens 9–10, included;

filaments 2.5–3 mm, hairy;

anthers 1–1.5 mm;

ovary ovoid, 2–2.5 mm (3.5 mm wide), glandular;

style included, 3–4.5 mm.

nodding;

sepals narrowly ovate to lanceolate, 3–4.5 mm, margins ciliate distally, glabrous abaxially;

corolla white, pink, or purplish, campanulate, not constricted at mouth, 7–9 mm, not glandular, lobes recurved, 3–4 mm;

stamens 9–10, exserted;

filaments 5–8 mm, ciliate proximally;

anthers purple, 1.5–2.5 mm;

ovary globose, 1–2 mm, densely glandular;

style exserted, 6–8 mm.

5-valved, globose, 2.5–4 mm, densely glandular.

5-valved, globose, 3–3.5 mm, glandular-hairy.

= 24.