Flora of North America species comparison

usually solitary, without basal bulbels, ovoid, 1–1.8 × 1–1.2 cm;

outer coats enclosing single bulb, grayish, reticulate, cells fine-meshed, open, fibrous;

inner coats whitish, cells vertically elongate, regular.

1–10+, not clustered on stout primary rhizome, not forming rhizomes, renewal bulbs formed within coats of parent bulb, or borne terminally on rhizomes outside coats of parent bulb, parent bulb disappearing by anthesis except for still-functional roots and shriveled bulb coat, ovoid or oblique, 0.6–2 × 1–2.5 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 to pink, cells obscure, quadrate, or not visible.

persistent, withering by anthesis, 2, sheathing;

blade solid, flat, linear, 12–35 cm × 3–6 mm, margins entire or denticulate.

forming abcission layer at soil surface and deciduous or persistent with scape after seeds mature, also frequently breaking at soil surface after pressing, withering at tip at anthesis, 2, basally sheathing, sheaths not extending much above soil surface;

blade solid, flat, ± falcate, 10–40 cm × 1–10 mm, margins entire.

persistent, solitary, erect, terete or ± 3–4-angled, 20–40 cm × 1–3.5 mm.

deciduous or persistent, solitary, erect, solid, compressed to strongly flattened and winged or not, 5–40 cm × 1–5 mm.

persistent, erect, loose, 10–25-flowered, hemispheric-globose, bulbils unknown;

spathe bracts persistent, 2–3, 5–7-veined, lanceolate, ± equal, apex acuminate.

persistent, erect, compact to ± loose, 10–50-flowered, globose to hemispheric, bulbils unknown;

spathe bracts persistent, 2–3, 8–17-veined, ovate to lanceolate, ± equal, apex acuminate.

± stellate, 7–9 mm;

tepals spreading to reflexed, white to pinkish or purple, lanceolate, ± equal, remaining thin and becoming strongly reflexed in fruit, margins entire, apex acute;

stamens included;

anthers yellow;

pollen yellow;

ovary conspicuously crested;

processes 6, central, irregularly contorted;

style linear, equaling stamens;

stigma capitate, unlobed or obscurely 3-lobed;

pedicel 14–45 mm.

campanulate to ± stellate, 6–12 mm;

tepals ± erect, almost white to pink, with prominent, darker midribs, lanceolate, ± equal, becoming rigid, spreading, carinate in fruit, margins entire, apex acute to acuminate, involute at tip;

stamens included to ± equaling tepals or exserted;

anthers purple to yellow;

pollen yellow;

ovary crestless or obscurely to prominently crested;

processes 3 or 6, central, low, rounded to ± prominent, triangular, margins entire;

style linear, ± equaling stamens;

stigma capitate, unlobed or obscurely lobed;

pedicel 5–25 mm.

coat shining;

cells each with obscure, central papilla.

coat dull;

cells smooth.

= 14.