Flora of North America species comparison

not obvious at anthesis;

roots tannish;

bulblets absent.

not obvious at anthesis;

roots white;

bulblets absent.

(1–)3–18(–20) × 0.5–4(–5) cm;

petiole usually slender;

blade oblanceolate to spatulate, base usually not decurrent onto stem, narrowing abruptly to petiole, margins usually entire, rarely finely denticulate, surfaces usually glabrous, sometimes with sessile glands.

4–20(–23) × 1.5–4(–6) cm;

petiole usually slender (at least basally);

blade broadly elliptic to ovate, base slightly decurrent onto stem, abruptly tapering to petiole, margins sinuate to dentate, surfaces glabrous.

(1–)5–18-flowered;

bracts usually narrowly lanceolate to lanceolate, rarely oblanceolate, 3–22 mm, usually glandular, sometimes glabrous.

1–6-flowered;

bracts narrowly lanceolate, 3–8(–10) mm, glabrous.

2–5 cm, sparsely to moderately glandular-puberulent.

1.5–4.5(–5.5) cm, glabrous.

calyx light greenish, 5.5–8.5 mm, glandular-pubescent abaxially, tube 1.5–2.5 mm, lobes 5, 3–6 mm;

corolla tube yellow with dark maroon, thick, often wavy ring, lobes 5, magenta or white, 6–25(–30) mm;

filaments connate, tube yellow or dark maroon to black, 2.5–4 × 3–4 mm;

anthers 3–5 mm;

pollen sacs yellow or dark purple, connective yellow or maroon to black, transversely rugose;

stigma not enlarged compared to style.

calyx light green, 4–6 mm, glabrous, tube 2–3 mm, lobes 5, 2.5–4 mm;

corolla tube yellow with red, thin, wavy ring, lobes 5, usually white, rarely lavender, 13–20 mm;

filaments distinct, whitish yellow to yellow, 0.6–1 mm;

anthers 6.5–8 mm;

pollen sacs purplish to reddish purple or yellow, often streaked with red, connective yellow basally, smooth;

stigma not enlarged compared to style.

yellowish or reddish tan, often suffused with purple, valvate or operculate, cylindric-ovoid, 8–16 × 4–7 mm, glabrous or glandular-puberulent;

walls thin, pliable.

tan to light brown, valvate, narrowly ovoid, 9–13 × 3–5 mm, glabrous;

walls thin, pliable.

without membrane along edges.

without membrane along edges.

= 44, 66, 88.