Flora of North America species comparison

blade dull green, to 5 mm wide.

blade shiny green, to 8 mm wide.

erect;

perianth white, sometimes tinged or veined pink, salverform, (7.3–)9–14(–16) cm;

perianth tube primarily white, sometimes pale green proximally, (7–)8–12(–13) cm, diam. uniform, 3/4 or more perianth length, at least 15 times filament length, ca. 2–4 times spathe length;

tepals rarely reflexed;

stamens fasciculate, appearing equal;

filaments subulate, 0.2–0.5 mm, apex blunt;

anthers 4–8(–9) mm;

style longer than perianth tube;

stigma capitate, among or very near anthers, exserted no more than 2 mm beyond anthers;

pedicel absent or rarely 0.1 cm and much shorter than spathe.

erect to slightly inclined;

perianth mostly white, sometimes tinged or veined pink, more so with age, funnelform, (5.5–)6.6–9(–10) cm;

perianth tube green, (0.8–)1–2(–2.1) cm, increasing in diam., less than 1/4 perianth length, ca. 1/2 (1/3–2/3) filament length, ca. 1/2 (1/3–3/4) spathe length;

tepals usually reflexed;

stamens diverging, appearing equal;

filaments filiform, (2.9–)3.2–4.4(–4.7) cm;

anthers 3–6(–8) mm;

style longer than perianth tube;

stigma 3-fid, exserted more than 2 mm beyond anthers;

pedicel (0–)0.4–1.6(–3.4) cm, usually shorter than spathe.

(3–)4–5(–5.7) cm.

(2–)2.2–3.2(–3.6) cm.

= 48, 60, 68, 72.

= 24.