Flora of North America species comparison

blade glaucous-green, to 8 mm wide.

blade dull green, to 4.5 mm wide.

erect;

perianth white, sometimes flushed pink abaxially, more so with age, broadly funnelform, 6–9 cm;

perianth tube white to green, 3–4(–4.7) cm, diam. primarily uniform, ca. 1/2 perianth length, more than 15 times filament length, equaling (3/4–11/4) spathe length;

tepals rarely reflexed;

stamens fasciculate, distinctly subequal;

filaments subulate, 0.1–0.2 cm, apex acute;

anthers 5–8 mm;

style notably shorter than perianth tube;

stigma 3-fid, included in perianth tube;

pedicel (0.2–)0.5–2(–3.3) cm, shorter than spathe.

erect;

perianth pale lemon yellow, salverform to funnelform, 2–12.5 cm;

perianth tube yellow with some green, 1.5–7.2 cm, diam. primarily uniform, ca. 2/3–3/4 perianth length, ca. 8–10 times filament length, longer than spathe;

tepals often reflexed;

stamens fasciculate, appearing equal;

filaments subulate, 0.15–0.7 cm, apex acute;

anthers 4–7 mm;

style longer than perianth tube;

stigma capitate, among to exserted beyond anthers;

pedicel 0–0.6 cm, shorter than spathe.

(3–)4–5 cm.

2.1–4 cm.

= 48, 72.

= 48, 72.