Flora of North America species comparison

large 6; small 20–30.

large 3–5; small 0–4.

3–9 dm.

3–6.5 dm.

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

blade linear to narrowly lanceolate.

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.

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.

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.

winged.

winged.

= 24, 36.