Flora of North America species comparison

large 2–8; small 0–3.

large 3–5; small 0–4.

1–4 dm.

3–6.5 dm.

2–10, alternate, ± crowded near ground, 2.5–10 cm;

blade ovate, occasionally a few sickle-shaped.

in 1–2 whorls of 3–4 leaves per node proximally, alternate distally, 4–10 cm, usually shorter than inflorescence;

blade narrowly lanceolate;

distal leaves usually ± equaling proximalmost leaf.

horizontal or nodding;

tepals white, with purple spots or lines and pink shading, 1.5–3 cm, apex often slightly recurved;

nectaries obscure, colored like tepals, broadly linear, ± equaling tepal length;

style obviously branched for 1/2 its length, branches longer than 1.5 mm.

nodding;

tepals pale green to almost black, not mottled, lanceolate, 0.9–1.8 cm, apex not recurved;

nectaries green, lanceolate, ca. 1/2 tepal length;

style obviously branched for 1/2 its length, branches longer than 1.5 mm.

acutely angled.

winged.

= 24.