Flora of North America species comparison

1–3, larger bulbs each usually with cluster of 10–30 easily detached bulbels to one side of base, not clustered on stout, primary rhizome, globose to ovoid, 1–1.6 × 0.8–1.5 cm;

outer coats enclosing 1 or more bulbs, brownish, membranous, without fibers;

inner coats white to pink;

inner and outer coats frequently without obvious reticulations, these, when present, contorted.

1–3, larger bulbs each bearing 3–10 basal bulbels surrounding roots, not clustered on stout, primary rhizome, ovoid, 1–1.5 × 0.8–1.5 cm;

outer coats enclosing 1 or more bulbs, thin, membranous, lacking reticulation, without persistent fibers;

inner coats whitish, cells vertically elongate or contorted, walls very sinuous.

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

blade solid, flat or channeled, 10–25 cm × 1–4 mm, margins entire.

persistent, green at anthesis, 3–6, basally sheathing, sheaths not extending much above soil surface;

blades solid, flat, channeled, 15–40 cm × 1–3 mm, margins entire.

persistent, solitary, erect, solid, ± terete, sometimes ridged, 10–20 cm × 1–2 mm.

persistent, 1–3, clustered, erect, solid, terete, 15–40 cm × 1–4 mm.

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

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

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

spathe bracts persistent, 3–4, 4–5-veined, ovate, ± equal, apex acuminate.

campanulate, 6–10 mm;

tepals erect or ± spreading, white with prominent green or pink midveins, lanceolate, ± equal, becoming papery in fruit, margins entire, apex obtuse to acuminate, becoming involute at tip;

stamens included;

anthers white or yellow;

pollen yellow;

ovary crestless or obscurely crested;

processes 3, low, central, rounded, minute;

style linear, equaling stamens;

stigma capitate, unlobed or slightly lobed;

pedicel 5–12 mm.

± stellate to campanulate, 5–6 mm;

tepals erect or ± spreading, ± flexuous, white or pinkish, lanceolate, ± equal, papery and withering away from fruit, margins entire or nearly so, apex obtuse, midribs thickened;

stamens included;

anthers yellow;

pollen yellow;

ovary crestless;

style linear, equaling stamens;

stigma capitate, unlobed to distinctly lobed;

pedicel 1–2.5 mm, elongating in fruit.

coat dull;

cells ± smooth.

coat shining;

cells smooth.

= 28, 42.

= 14.