Flora of North America species comparison

large 6–15; small 30–190.

large 2–8; small 0–4.

2–6 dm.

1–4.5 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.

3–7, alternate, often ± crowded just above ground level, 5–19 cm;

blade linear or oblong to narrowly ovate.

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, odorless or sometimes with unpleasant odor;

tepals dark brown to greenish purple or yellowish green, narrowly ovoid, 1.8–4 cm, apex not recurved;

nectaries prominent, purplish to greenish, narrowly linear, forming narrow band 2/3 to equaling tepal length;

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

cylindric-ovoid.

angled.

= 24, 36.