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.

1–12+, not basally clustered on stout primary rhizome, ovoid, 2–3 × 1.5–2 cm;

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

inner coats white, cells very obscurely quadrate or not visible.

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.

usually deciduous with scape, withering from tip at anthesis, 2, basally sheathing, sheaths not extending much above soil surface;

blade solid, flat or very broadly channeled, ± falcate, 15–40 cm × 2–18 mm, margins entire.

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

usually forming abcission layer and deciduous with leaves after seeds mature, frequently breaking at this level after pressing, solitary, erect, solid, terete, 6–23 cm × 1–3 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, 20–100-flowered, globose to hemispheric, bulbils unknown;

spathe bracts persistent, 2–4, 7–9-veined, ovate, ± equal, apex acuminate.

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.

campanulate, 7–15 mm;

tepals erect, white to pink with darker midveins, linear-oblong, ± equal, becoming membranous in fruit, margins entire, apex acute;

stamens ± equaling tepals;

anthers yellow or purple;

pollen yellow;

ovary crested;

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

style short-exserted, linear;

stigma capitate, scarcely thickened, unlobed;

pedicel 7–34 mm.

coat dull or shining;

cells minutely roughened.

coat dull;

cells ± smooth.

= 14.

= 14.