Flora of North America species comparison

0–10 mm.

0–12 mm.

50–300 × 10–30 mm;

blade lanceolate, margins entire, sometimes toothed, veins conspicuous, laterals branching from base, surfaces sparsely hairy.

50–130 × 3–7 mm;

blade linear, margins entire, veins conspicuous or not, surfaces villous, adaxial rarely glabrous.

75–150 mm, sparsely hairy.

80–250 mm, hairy, hairs patent, long and antrorse, short.

brownish or greenish, 100–450 mm, loosely flowered, rachis visible between flowers;

bracts ovate, 1 mm, length 0.5–0.6 times sepals.

greenish, whitish, or brownish, 50–120 mm, densely flowered, flowers in whorls or pairs;

bracts triangular, 2.5–8 mm, length 0.6–2.2 times sepals.

sepals 2 mm;

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

stamens 4.

sepals 3.5–4 mm;

corolla radially symmetric, lobes reflexed, 3–3.6 mm, base slightly cordate;

stamens 4, connective elongated, apex acute.

2, 2 mm.

2, 3.2–3.8 mm.

= 24.

= 20.