Flora of North America species comparison

0–20 mm.

0–20 mm.

40–200 × 10–30 mm;

blade lanceolate-spatulate to narrowly ovate, margins entire, sometimes toothed, veins conspicuous, surfaces usually glabrous.

ascending, 180–250 × 6–20 mm;

blade linear to lanceolate or oblanceolate, margins entire, rarely toothed, veins conspicuous, surfaces glabrate or hairy, hairs 1 mm.

25–200 mm, slightly surpassing leaves, glabrous.

50–230 mm, not groove-angled, hairy or glabrous.

brownish or greenish, 45–250 mm, densely flowered, rachis not clearly visible between flowers;

bracts broadly ovate, 2 mm, length 0.8–1 times sepals.

grayish or whitish, 80–350 mm, usually densely flowered, shiny;

corolla lobes of neighboring flowers often overlapping;

bracts broadly ovate, 1.8–2 mm, length 0.9–1 times sepals.

sepals 2–2.5 mm;

corolla radially symmetric, lobes spreading, 1 mm, base obtuse;

stamens 4.

sepals 2 mm, adaxial 2 nearly distinct;

corolla radially symmetric, lobes reflexed, 2 mm, base obtuse;

stamens 4.

3 or 4, 2–2.3 mm.

3–7, 1–1.8 mm.

= 24.

= 12.