Flora of North America species comparison

0–10 mm.

0–20 mm.

60–290 × 7–30 mm;

blade obovate or elliptic, margins toothed, veins conspicuous, surfaces pilose.

100–300 × 80–200 mm;

petiole to 300 mm;

blade broadly oval to cordate-ovate, margins entire, veins conspicuous, laterals branching from midvein distal to base, surfaces glabrous.

15–150 mm, hairy, hairs patent, long.

200–300 mm, glabrous.

greenish, yellowish, or brownish, 35–300 mm, densely or loosely flowered;

bracts narrowly triangular or triangular, 2.5–3.2 mm, length 0.7–1.1 times sepals.

brownish or greenish, 100–500 mm, loosely flowered, rachis visible between flowers;

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

sepals asymmetric, 2.7–3.6 mm, apex acuminate;

corolla radially symmetric, lobes erect, forming a beak, 2–3.1 mm, base obtuse;

stamens 4.

sepals 2–2.5 mm;

corolla radially symmetric, lobes spreading, 2–2.5 mm, base obtuse;

stamens 4.

2, dark red, 2.3–2.8 mm, adaxial face concave.

2–4, 2.5–3.5 mm.

= 24.

= 24.