Flora of North America species comparison

branching less often and less regularly than subsp. pardalinum, 1.4–3.6 × 4.6–12.8 cm, 0.2–0.5 times taller than long;

scales 1–2-segmented, longest 1–2.6 cm.

branching occasionally, often irregularly, 1.6–3 × 3.9–11.8 cm, 0.2–0.5 times taller than long;

scales 2–4-segmented, longest 1–2 cm.

to 1.7 m, weakly clonal and not forming large colonies.

to 1.7 m, weakly clonal and not forming large colonies.

often concentrated proximally, scattered, especially in small plants, or in 1–6 whorls or partial whorls, 3–15 leaves per whorl, often ascending, sometimes horizontal and drooping at the tips, 4.9–26.5 × 0.3–2.4 cm, 7.3–34 times longer than wide;

blade linear to narrowly elliptic, sometimes lance-linear, especially in distal leaves, or weakly oblanceolate, especially in proximal leaves, margins not undulate.

± evenly distributed along middle of stem, occasionally scattered, especially in young plants, or in 1–6 whorls or partial whorls, 3–19 leaves per whorl, usually horizontal and drooping at the tips, sometimes ascending, 6–24.6 × 0.5–3.5 cm, 4–22 times longer than wide;

blade elliptic to narrowly linear, usually lanceolate in distal leaves, margins not undulate.

1–13-flowered.

1–15-flowered.

not fragrant;

sepals and petals reflexed 1/4–1/3 along length from base, sometimes uniformly orange, usually yellow-orange or orange proximally, darker red-orange to red or crimson on distal 2/5–3/5;

sepals (4.9–)5.3–8.3 × 1–2.2 cm;

petals 4.8–8 × 1–2.1 cm;

stamens moderately exserted;

filaments widely spreading, diverging 12°–22° from axis;

anthers magenta or purple, 0.6–1.8 cm;

pollen dark orange, sometimes rust-orange;

pistil 3.5–5.3 cm;

ovary 1.4–2.2 cm;

pedicel 9–32 cm.

not fragrant;

sepals and petals reflexed 1/3 along length from base, usually uniformly orange or yellow-orange, rarely light orange or light red-orange on distal 1/3–2/5 and lighter proximally;

sepals appearing wide for their length, 3.5–7.1 × 1–2 cm;

petals 3.4–7.1 × 0.9–2 cm;

stamens moderately exserted, often malformed and/or shrunken;

filaments moderately spreading, diverging 10°–18° from axis;

anthers pale yellow, 0.5–1.3 cm, pollen yellow or orange;

pistil 3.1–4.3 cm;

ovary 1–2.2 cm;

pedicel 6–29.5 cm.

2.5–4.8 × 1.2–2 cm, 1.5–3.2 times longer than wide.

2.3–4.2 × 1.2–2.1 cm, 1.6–2.6 times longer than wide.

132–207.

123–198.

= 24.

= 24.