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.

2–6, usually borne on short rhizome, ovoid-conic, 1.5–6 × 1.5–3 cm;

outer coats enclosing 1 or more bulbs, brownish to grayish, reticulate, cells finely fibrous;

inner coat white, obscurely cellular, cells irregularly arranged.

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.

ephemeral, usually absent at anthesis, 2–3, basal;

blade solid, flat, elliptic to elliptic-lanceolate, (15–)20–30(–40) cm × 15–90 mm, tapering to long, slender petiole, margins entire.

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

persistent, solitary, flexuous distally, terete, 10–40 cm × 2–4 mm.

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

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

persistent, erect, loose, (6–)30–50-flowered, obconic to ± hemispheric, bulbils unknown;

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

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.

campanulate, 4–7 mm;

tepals erect, white to cream or yellowish, oblong to ovate, ± equal, not withering in fruit, margins entire, apex obtuse;

stamens ± equaling tepals;

anthers white to light yellow;

pollen white;

ovary crestless;

style included, linear, shorter than stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 10–20 mm.

coat dull;

cells ± smooth.

coat shining;

cells smooth.

= 28, 42.