Flora of North America species comparison

1–3, not clustered on stout, primary rhizome, globose to ovate, 0.6–2 × 0.5–1.5 cm;

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

inner coats white, lacking cellular reticulation.

1–5+, not clustered on stout primary rhizomes, rhizomes absent, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, ovoid, 1.5–2.5 × 1–1.8 cm;

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

inner coats white or pink, cells obscure, ± quadrate.

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

blade solid, flat or channeled, ± falcate, 12–38 cm × 2–3 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, falcate, 8–21 cm × 2–8 mm, margins entire.

persistent, solitary, erect, solid, ± terete, not expanded proximal to inflorescence, 9–32 cm × 0.5–4 mm.

usually forming abcission layer and deciduous with leaves after seeds mature, frequently breaking at this level after pressing, solitary, erect, solid, strongly flattened, winged distally, 5–25 cm × 1–4 mm.

persistent, erect, loose, 10–20-flowered, globose, bulbils unknown;

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

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

spathe bracts persistent, 2, 6–9-veined, lanceolate, ± equal, apex acuminate.

campanulate, 5–7 mm;

tepals spreading, white or pinkish with prominent red midveins, narrowly lanceolate, ± equal, becoming papery in fruit, margins entire, apex acuminate;

stamens equaling tepals or exserted;

anthers yellow;

pollen yellow;

ovary crested;

processes 3, thick, obtuse, margins entire;

style linear, equaling stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 5–20 mm.

conic to campanulate, 9–15 mm;

tepals erect, reddish purple or dingy white, lanceolate, ± equal, rigid and membranous in fruit, at least inner margins denticulate with minute glands, apex long-acuminate;

stamens included;

anthers purple or yellow;

pollen yellow or white;

ovary crested;

processes 3, central, low, rounded, broad, margins entire;

style linear, equaling stamens;

stigma capitate, unlobed;

pedicel 8–15 mm.

coat dull;

cells ± smooth.

coat dull;

cells ± smooth.

= 14.

= 14.