Flora of North America species comparison

1–3, not clustered on stout, primary rhizome, ovoid, 1–2.5(–3) × 1.2–2 cm;

outer coats enclosing 1 or more bulbs, dark reddish brown, chartaceous, lacking cellular reticulation or cells arranged in 2–3 rows distal to roots, ± quadrate, without fibers;

inner coats light brown or white, cells obscurely quadrate.

1–3(–5), not clustered on stout primary rhizome, ovoid, 1–2 × 1–2 cm;

outer coats enclosing 1 or more bulbs, brown, prominently cellular-reticulate, membranous, accumulating and investing bulb with thick cover, cells square, polygonal, or ± transversely elongate, walls thick, sinuous, without fibers;

inner coats white to light brown, cells ± obscure, quadrate.

persistent, withering from tip by anthesis, 1, basally sheathing, sheath never extending much above soil level;

blade solid, terete, 30–45 cm × 2–4 mm.

persistent, withering from tip at anthesis, 2–3, basally sheathing, sheaths not extending much above soil surface;

blade solid, flattened, subterete or ± channeled and carinate, ± falcate, 10–30 cm × 0.5–3 mm, margins entire.

persistent, solitary, erect, ± solid, terete, 18–60 cm × 2–3 mm.

persistent, solitary, erect, solid, terete, 10–35 cm × 1–4 mm.

persistent, erect, compact, 18–190-flowered, hemispheric to globose, bulbils unknown;

spathe bracts persistent, 4, 3-veined, ovate, ± equal, apex long-acuminate.

persistent, erect, compact or loose, 5–45-flowered, bulbils unknown, umbel shattering after seeds mature, each flower deciduous with its pedicel;

spathe bracts persistent, 2–3, 4–6-veined, lance-ovate to ovate, ± equal, apex obtuse or acuminate.

campanulate, 5–9 mm;

tepals erect, white to pink with darker midveins, unequal, becoming papery in fruit, margins entire or irregular to erose, apex acute or acuminate to long-acuminate;

outer tepals lanceolate to ovate, reflexed at tip;

inner 1/4–1/3 longer than outer, ovate to broadly ovate;

stamens exserted;

anthers yellow or purple;

pollen yellow or white;

ovary crested;

processes 6, prominent, erect, ± triangular, margins entire;

style linear, equaling stamens;

stigma capitate, obscurely to distinctly 3-lobed, lobes erect or spreading, ± stout;

pedicel 8–22 mm.

campanulate, 4–9 mm;

tepals erect or spreading from base, white to deep pink with darker midveins, lance-ovate to ovate, ± equal, margins entire, apex obtuse, acute, or short-acuminate;

stamens included;

anthers yellow;

pollen yellow;

ovary 3-grooved with ridge on either side of each groove, ridges prolonged into crest, ridges and crest densely covered with minute, rounded papillae;

processes 3, central, 2-lobed, minute;

style linear, equaling stamens;

stigma capitate, scarcely thickened, obscurely 3-lobed;

pedicel 4–30 mm.

coat dull;

cells minutely roughened.

coat dull or shining;

cells minutely roughened.