Flora of North America species comparison

0–40 mm, usually branched.

0–20 mm.

10–220 × (1–)10–15 mm;

blade linear to lanceolate, margins entire or toothed, veins not conspicuous, surfaces glabrous, sometimes hairy.

(30–)50–250 × (5–)15–70 mm;

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

40–120 mm, glabrous or hirsute.

(40–)50–300 mm, glabrous or hairy.

greenish or brownish, (15–)50–200(–290) mm, densely or loosely flowered;

bracts broadly ovate, 1.5–4(–6) mm, length 0.8–1.2 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 1.5–3.5 mm;

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

stamens 4.

sepals 2–2.5 mm;

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

stamens 4.

1–3, 1.5–3 mm.

2–4, 2–2.5 mm.

= 24.

= 24.