Flora of North America species comparison

blade glaucous-green, to 8 mm wide.

blade dull green, to 4 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 dark lemon yellow, funnelform, 2.5–5 cm;

perianth tube green, (1–) 1.2–2(–2.4) cm, increasing in diam., less than 1/2 perianth length, ca. 2 times filament length, ca. 1/2–3/4 spathe length;

tepals sometimes reflexed;

stamens diverging to semifasciculate, appearing equal;

filaments filiform, (0.5–)0.6–0.8(–1.1) cm;

anthers ca. 7 mm;

style longer than perianth tube;

stigma capitate, usually among anthers;

pedicel (0.1–)0.2–1.6(–1.8) cm, shorter than spathe.

(3–)4–5 cm.

1.9–3.2 cm.

= 48, 72.

= 46, 48.