Flora of North America species comparison

blade dull green, to 1(–2) mm wide.

blade dull green, to 4 mm wide.

erect to slightly inclined;

perianth yellow, funnelform, 2.1–2.8 cm;

perianth tube green, 0.2–0.6 cm, increasing in diam., no more than 1/4 perianth length, ca. 1/2 (1/4–3/4) filament length, no more than 1/4 spathe length;

tepals rarely reflexed;

stamens diverging, in 2 distinctly unequal sets;

filaments filiform, 0.7–1.1 cm;

anthers in 2 nonoverlapping sets, 3–6 mm;

style longer than perianth tube;

stigma 3-fid, usually among anthers;

pedicel 0.7–1.5 cm, shorter than spathe.

erect;

perianth lemon yellow, funnelform, 3.1–5 cm;

perianth tube green, 0.7–1 cm, increasing in diam., less than 1/3 perianth length, ca. 1/2 (1/3–3/4) filament length, less than 1/2 spathe length;

tepals rarely reflexed;

stamens diverging, in 2 distinctly subequal sets;

filaments filiform, subequal, 1.2–2 cm;

anthers 5–7 mm;

style longer than perianth tube;

stigma capitate, usually among or below anthers, not exserted more than 1 mm beyond anthers;

pedicel 2.3–4.4 cm, usually longer than spathe.

2.1–3.1 cm.

1.6–2.6 cm.

= 48.

= 48.