Flora of North America species comparison

1–3, not clustered on stout, primary rhizome, ovoid to globose, 0.8–1.4 × 0.8–1.5 cm;

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

inner coats light brown, cells obscure, quadrate.

1–6+, not basally clustered, replaced annually by new bulbs borne terminally on rhizomes;

rhizomes 1–3, inconspicuous, slender, less than 2 cm including renewal bulb;

parent bulbs disappearing by anthesis except for still-functional roots and bulb coat, oblique-ovoid to ± oblong, 0.7–1.4 × 0.5–1.2 cm;

outer coats not enclosing bulbs, brown to gray-brown, ± obscurely reticulate, membranous, reticulum delicate, cells transversely elongate, V-shaped or ± wavy, forming obscure herringbone pattern, without fibers;

inner coats white, cells obscure, quadrate to ± rectangular, often contorted.

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

blade solid, terete, 12–28 cm × 1–3 mm.

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

blade solid, subterete to ± channeled, 9–30 cm × 1–2 mm, margins entire.

persistent, solitary, erect, solid, terete, 5–25 cm × 1–3 mm.

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

persistent, erect, loose, 8–50-flowered, hemispheric, bulbels unknown;

spathe bracts persistent, 2–3, 4–6-veined, ovate, ± equal, apex setaceous.

persistent, erect, compact to loose, 10–20-flowered, hemispheric, bulbils unknown;

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

campanulate, 6–9 mm;

tepals erect, white to pink, becoming deep pink to red after anthesis, lanceolate to lance-ovate, ± equal, becoming ± rigid in fruit, margins entire, apex acute to acuminate, flaring distally;

stamens included;

anthers yellow;

pollen yellow;

ovary crested;

processes 6, prominent, ± triangular, margins ± irregularly toothed, apex emarginate;

style linear, equaling stamens or shorter;

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

pedicel 6–20 mm, flexuous in fruit.

conic to campanulate, 7–14 mm;

tepals erect, reddish purple, rarely white, narrowly lanceolate to lance-ovate, ± equal, becoming rigid and carinate in fruit, margins finely denticulate (inner tepal more prominently so), apex acute to obtuse, becoming involute at tip and appearing acuminate;

stamens included;

anthers yellow;

pollen yellow;

ovary crested;

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

style linear, equaling stamens;

stigma capitate, obscurely 3-lobed, scarcely thickened;

pedicel 10–20 mm.

coat shining;

cells minutely roughened.

coat dull;

cells minutely roughened.

= 14.