Flora of North America species comparison

0–20 mm.

0–20 mm.

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.

(30–)50–250 × (5–)15–70 mm;

blade lanceolate to elliptic, margins entire, veins conspicuous, laterals branching from base, surfaces glabrous or hairy.

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

(40–)50–300 mm, glabrous or hairy.

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.

brownish or greenish, (25–)80–500 mm, loosely flowered, rachis visible between flowers;

bracts broadly ovate, 2–2.5 mm, length 0.8–1.2 times sepals.

sepals 2 mm, adaxial 2 nearly distinct;

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

stamens 4.

sepals 2–2.5 mm;

corolla radially symmetric, lobes reflexed, 1–1.5 mm, base obtuse;

stamens 4.

3–7, 1–1.8 mm.

2–4, 2–2.5 mm.

= 12.

= 24.