Flora of North America species comparison

large 2–9; small 0–2.

large 6; small 20–30.

3–6 dm.

3–9 dm.

5–12, alternate, crowded near proximal center of stem, 5–15 cm;

blade linear to lanceolate-oblong.

in 1–3 whorls of 2–5 leaves per node proximally, alternate distally, 3–15 cm;

blade linear to narrowly lanceolate.

nodding, odor definitely unpleasant;

tepals greenish to purplish brown adaxially, white or yellow abaxially, ovate, 1.8–3.5 cm, apex not recurved;

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

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

nodding;

perianth slender;

tepals scarlet, checkered with yellow adaxially and purple abaxially, 1.5–3.7 cm, apex usually strongly recurved;

nectaries yellow, narrowly lanceolate, 1/4 tepal length or less;

style obviously branched for 1/4–1/2 its length, branches ± erect, longer than 1.5 mm.

angled.

winged.

= 24.

= 24, 36.