Flora of North America species comparison

proximal blades 15–45 cm × 3–15 mm.

proximal blades 18–80 cm × 3–20 mm.

usually paniculate, 20–60-flowered, with 1–8 branches, narrow, terminal raceme pyramidal in early anthesis, 3–30 × 3–7 cm, proximal branches 1/10–1/2 length of entire inflorescence, ascending at 10°–60° angle.

usually paniculate, 10–100-flowered, with 1–15 branches, narrow, appearing pyramidal in early anthesis, terminal raceme 5–60 × 3–7 cm, proximal branches 1/3–1/2 length of entire inflorescence, extending upwards from main axis of inflorescence at 10°–60° angle.

perianth hypogynous, campanulate, 10–15 mm diam.;

tepals persistent in fruit, cream colored, ovate, 3–8 × 1–4 mm, outer unclawed or rarely clawed to 5 mm, apex usually obtuse;

gland 1, obovate, distal margins obscure, thin;

filaments straight, usually equaling tepals, occasionally longer, thickened proximally;

pedicel usually ascending in fruit, occasionally perpendicular to stem, 10–35 mm, bracts green, somewhat falcate, 3–20 mm.

perianth hypogynous, campanulate, 5–15 mm diam.;

tepals persistent in fruit, cream colored, 4–12 × 1–4 mm, outer usually lacking claw;

gland 1, obovate, distal margins evident, serrate to dentate;

filaments straight, shorter than tepals, thickened proximally;

pedicel horizontally spreading, usually perpendicular to stem in fruit, 15–45 mm, bracts green, 5–35 mm.

8–16 × 3–8 mm.

narrowly conic, 9–22 × 3–6 mm.

= 32.

= 22.