Flora of North America species comparison

ovoid, 4–6 × 3–5 cm, tunic pale to dark brown.

ovoid, 4–6 × 3–5 cm, tunic dark brown.

4;

blade flat, 25–35 cm × 8–15(–20) mm, glaucous.

4;

blade flat, keeled, 20–35(–45) cm × 6–15(–20) mm, glaucous.

umbellate, 5–15-flowered, 25–35 cm;

spathe pale brown, 4–6 cm, papery.

umbellate, 5–15(–20)-flowered, 25–35 cm;

spathe pale brown, 4–6 cm, papery.

strongly fragrant;

perianth 2–4 cm wide;

perianth tube 1.5–2 cm, gradually tapering to base; distinct portions of tepals spreading to reflexed, white to cream, linear-ovate to oblanceolate, 1–2 × 0.5–1 cm, apex acute;

corona yellow, cup-shaped, 3–5 × 5–10 mm, apex crenulate to ruffled; 3 shorter stamens included within perianth tube, 3 longer stamens and style exserted into mouth of corona;

pedicel of variable length, to 8 cm.

strongly fragrant;

perianth 3–5 cm wide;

perianth tube 1.5–2 cm, gradually tapering to base; distinct portions of tepals spreading to reflexed, white, narrowly ovate to oblanceolate, 1–2.5 × 0.8–1 cm, apex acute;

corona white, cup-shaped, 2–4 × 5–8 mm, apex crenulate to ruffled; 3 short stamens included in perianth tube, 3 longer stamens and style exserted into mouth of corona;

pedicel of variable length, to 6 cm.

= 22.

= 22.