Flora of North America species comparison

± ovoid, 3.5–7.9 × 2.6–5.3 cm, 0.9–2.1 times taller than long;

scales unsegmented, longest 3–5.7 cm;

stem roots absent.

± ovoid, 3.6–7.5 × 2–5.2 cm, 0.9–2.4(–2.7) times taller than long;

scales unsegmented, longest 3.1–6.4 cm;

stem roots absent.

to 1.1 m, glaucous.

to 2.1 m.

rounded in cross section.

rounded in cross section.

in 1–5(–6) whorls or partial whorls, 3–19 leaves per whorl, ascending and often cupping stem, 1.8–7.1 × 0.7–2.8 cm, 2.2–4.8 times longer than wide;

blade ± obovate, oblanceolate, or occasionally elliptic, noticeably glaucous, margins nearly always undulate, apex widely acute;

veins and margins ± smooth abaxially.

in 2–7 whorls or partial whorls (scattered and ± proximal in dry, exposed sites), 3–22(–40) leaves per whorl, drooping at tips to ascending, 6–16 × 0.9–4.4 cm, 2.6–8.5 times longer than wide;

blade elliptic, usually narrowly so, often weakly oblanceolate, rarely obovate, margins undulate or not, apex acute;

veins and margins ± smooth abaxially.

usually umbellate in small plants, in large plants racemose or in 2 whorls, 1–9-flowered.

racemose, 1–27-flowered.

nodding to horizontal, not fragrant;

perianth ± campanulate or funnelform;

sepals and petals somewhat recurved 3/5–4/5 along length from base, red or magenta, occasionally salmon pink or pale yellow, with maroon spots, often yellowish on proximal 1/3–1/2, not distinctly clawed;

sepals not ridged abaxially, 3.1–4.7 × 0.7–1.2 cm;

petals 3–4.5 × 0.7–1.1 cm;

stamens included;

filaments barely spreading, diverging 0°–12° from axis;

anthers reddish or magenta, 0.3–0.8 cm;

pollen rust, orange, or yellow;

pistil 2.1–3.5 cm;

ovary 1–2.1 cm;

style green, rarely reddish purple;

pedicel 0.8–14.2 cm.

pendent, fragrant;

perianth Turk’s-cap-shaped;

sepals and petals reflexed 1/3 along length from base, pink, less often white, and if so usually aging pink, usually with copious maroon spots and proximal median longitudinal yellow stripe extending from basal nectaries, not distinctly clawed;

sepals darker pink abaxially and usually distally, not ridged abaxially, 3.4–7.2 × 0.9–1.7 cm;

petals 3.2–7.1 × 0.9–1.9 cm;

stamens moderately exserted;

filaments ± widely spreading, diverging 10°–22° from axis;

anthers pale red-orange or magenta, 0.5–1.4 cm;

pollen orange;

pistil 2.9–4.2 cm;

ovary 1.5–3 cm;

style green, often pale;

pedicel 8.8–23.8 cm.

2–4.1 × 1.2–2.1 cm, 1.4–3 times longer than wide.

2.9–5.7 × 1–1.6 cm, 2.2–3.7 times longer than wide.

90–210.

177–309.

= 24.

= 24.