Flora of North America species comparison

0–10 mm.

0–20 mm.

50–300 × 10–30 mm;

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

20–150 × 10–120 mm;

petiole to 200 mm;

blade ovate to cordate-ovate, margins entire or toothed, veins conspicuous, surfaces glabrous or hirsute.

75–150 mm, sparsely hairy.

50–250 mm, glabrous or hirsute.

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

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

brownish or greenish, 50–300 mm, densely or loosely flowered;

bracts narrowly lanceolate, 2 mm, length 1–1.2 times sepals.

sepals 2 mm;

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

stamens 4.

sepals 1.5–2 mm;

corolla radially symmetric, lobes reflexed, 0.5–1 mm, base obtuse;

stamens 4.

4–6(–8) mm, dehiscing proximal to middle.

2, 2 mm.

4 or 5(–8), 1.5–2 mm.

= 24.

= 24.