Flora of North America species comparison

blade dull green, to 5 mm wide.

blade dull green, to 4 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;

perianth mostly white proximally, often strongly infused pink or purple distally, more so with age, funnelform, (4–)4.3–8.5(–10) cm;

perianth tube green, (1.4–)1.6–3.3(–4) cm, increasing in diam., ca. 1/3 or more perianth length, ± equaling or seldom less than (3/4–11/4) filament length, ± equaling (2/3–11/4) spathe length;

tepals slightly diverging, rarely reflexed;

stamens diverging, appearing equal;

filaments filiform, (1.5–)1.6–3(–3.2) cm;

anthers 3–6(–8) mm;

style longer than perianth tube;

stigma 3-fid, usually among or below anthers, rarely exserted more than 1 mm beyond anthers;

pedicel absent or to 0.6(–1.5) cm and shorter than spathe.

(3–)4–5(–5.7) cm.

(1.7–)2–4(–4.2) cm.

= 48, 60, 68, 72.

= 48.