Flora of North America species comparison

1–5+, not clustered on stout, primary rhizome, ovoid, 1–2 × 1–2 cm;

outer coats enclosing 1 or more bulbs, light brown, membranous, ± reticulate, cells quadrate to polygonal, vertically oblong, without fibers;

inner coats white or pink, 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.

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

blade solid, flat or ± channeled, falcate, 12–25 cm × 2–3 mm, margins entire.

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, 1–3, erect, solid, terete or somewhat flattened, 2-edged, not expanded proximal to inflorescence, 15–30 cm × 1–3 mm.

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

persistent, erect, compact, 10–30-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2, 5–6-veined, ovate, ± equal, apex acute.

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 to substellate, 6–8 mm;

tepals spreading, rose-colored, lanceolate, ± equal, becoming papery in fruit, margins entire, apex acuminate;

stamens ± equaling tepals, or exserted;

anthers blue-gray;

pollen light blue or gray;

ovary distinctly crested;

processes 6, 2 per lobe, low, rounded, margins entire;

style exserted, linear;

stigma capitate, unlobed;

pedicel 8–12 mm.

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 dull;

cells smooth.

coat dull;

cells minutely roughened.

= 14.