Flora of North America species comparison

1–5, not clustered on stout, primary rhizome, ovoid to globose, 0.7–1.5 × 0.6–1.4 cm;

outer coats enclosing 1 or more bulbs, brown to grayish brown, membranous, usually distinctly cellular-reticulate, cells isodiametric or ± narrowly hexagonal, transversely elongate, without fibers;

inner coats red to purple or white, cells obscure, quadrate to ± transversely elongate.

1–5, not clustered on stout, primary rhizome, increase bulbs ± equaling parent bulbs, never appearing as basal cluster, rhizomes absent, globose to ovoid, 1–2 cm × 8–20 mm;

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

inner coats white or light brown, cells absent or obscure and ± quadrate.

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

blade solid, flat or channeled, ± falcate, 8–27 cm × 1–3 mm, margins entire.

deciduous with scape after seeds mature, 2, basally sheathing, sheaths not extending much above soil surface;

blade solid, flat, falcate, 6–15 cm × 2–4 mm, margins entire or obscurely papillose.

persistent, solitary, erect, solid, terete, 3–10(–20) 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, strongly flattened, 2-edged or winged distally, wings obscurely papillose, 4–8 cm × 1–3 mm.

persistent, erect, compact, 8–25-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2, 7–10-veined, ovate, ± equal, apex acuminate.

decisuous with scape, erect, compact, 5–12-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2–3, 3-veined, broadly ovate, ± equal, apex acute.

campanulate, 5–8 mm;

tepals erect, white with prominent green to purplish midvein, lanceolate to elliptic, ± equal, becoming involute at tip and rigid in fruit, margins entire, apex obtuse to acuminate;

stamens included;

anthers yellow;

pollen yellow or white;

ovary crestless or obscurely crested;

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

style linear, equaling stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 5–15 mm.

campanulate, 6–8 mm;

tepals erect, white or pinkish with green midribs, becoming reddish purple, broadly elliptic-oblong, ± equal, becoming rigid, papery and ± connivent over fruit, margins entire, apex obtuse, not involute at tip;

stamens included;

anthers purple;

pollen white to gray;

ovary crestless or obscurely crested;

processes 3, central, rounded, margins entire;

style linear, equaling stamens;

stigma capitate, unlobed or minutely 3-lobed;

pedicel 2–10.5(–18.5 in fruit) mm.

coat shining;

cells smooth.

coat dull;

cells smooth.

= 14.

= 14.