Flora of North America species comparison

large 6–15; small 30–190.

large 1–4; small 12–60.

2–6 dm.

4–9 dm.

in 1–3 whorls of 5–9 leaves per node proximally, alternate distally, 4–10 cm, usually shorter than inflorescence;

blade narrowly to broadly lanceolate;

distal leaves usually ± equaling proximalmost leaf.

in 1–3 whorls of 4–6 leaves per node proximally, alternate distally, 4.5–15 cm, usually shorter than inflorescence;

blade linear to narrowly lanceolate;

distal leaves usually ± equaling proximalmost leaf.

spreading to nodding, odor unpleasant;

tepals dark greenish brown to brownish purple, sometimes streaked or spotted with yellow, oblong-elliptic to elliptic-obovate, 2–3 cm, apex not recurved;

nectaries obscure, same color as tepals, linear, ± equaling tepal length;

style obviously branched for 2/3 its length, branches longer than 1.5 mm.

nodding;

tepals purplish to greenish white, sometimes faintly mottled, 1–2 cm, apex not recurved;

nectaries greenish white, dotted purple, narrowly lanceolate, more than 1/3 but less than 1/2 tepal length;

style obviously branched for 1/3–2/3 its length, branches strongly recurved, longer than 1.5 mm.

cylindric-ovoid.

broadly winged.

= 24, 36.

= 24.