Flora of North America species comparison

1–12+, not basally clustered, not forming rhizomes, ovoid to ± globose, 0.8–1.6 × 0.9–1.6 cm;

outer coats enclosing 1 or more renewal bulbs, ± yellow-brown, prominently cellular-reticulate, membranous, cells square or polygonal, walls thick, obscurely sinuous, without fibers;

inner coats white, cells obscure, ± quadrate.

usually solitary, not clustered on stout, primary rhizomes, ovoid, 1.3–2 × 1.4–2 cm;

outer coats enclosing single bulb, dark reddish brown, membranous, lacking cellular reticulation or cells arranged in only 2–3 rows distal to roots, ± quadrate, without fibers;

inner coats light brown, cells obscure, quadrate.

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

blade solid, subterete or ± channeled, 7–30 cm × 1–3 mm, margins entire.

persistent, withering from tip by anthesis, 1, basally sheathing, sheath not extending much above soil surface;

blade solid, terete, 30–55 cm × 2–4 mm.

persistent, solitary, erect, solid, terete, 10–35 cm × 1–3 mm.

persistent, solitary, erect, solid, terete, 25–50 cm × 2–4 mm.

persistent, erect, loose, 10–40-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2, 3–7-veined, lanceolate to ovate, ± equal, apex acuminate.

persistent, erect, compact, 20–60-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, usually 3, 7–8-veined, ovate, ± equal, apex attenuate.

campanulate, 8–15 mm;

tepals erect, pink to rose-purple, or white, lanceolate to lance-ovate, unequal, becoming rigid and keeled in fruit, margins finely denticulate (inner tepal more prominently so), apex acuminate, outer tepal longer and wider than inner, spreading to recurved at tip, inner tepal with strongly recurved tips;

stamens included;

anthers yellow;

pollen yellow;

ovary crested;

processes 3, central, 2-lobed, rounded, minute, margins entire;

style linear, equaling stamens;

stigma capitate, scarcely thickened, obscurely 3-lobed;

pedicel 6–25 mm.

saucer-shaped, 6–8 mm;

tepals spreading from base, white or flushed with pink, broadly ovate, ± equal, becoming papery in fruit, margins entire, apex obtuse to nearly round, not recurved at tip;

stamens included;

anthers yellow;

pollen yellow;

ovary crested;

processes 6, prominent, ± triangular, margins laciniate;

style linear, equaling stamens;

stigma capitate, 3-lobed, lobes slender, recurved;

pedicel 7–20 mm.

coat dull or shining;

cells minutely roughened.

coat dull;

cells minutely roughened.

= 14.

= 14.