Flora of North America species comparison

1–15+, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, not clustered on stout primary rhizome, ovoid to ± globose, 0.6–1.5 × 0.6–1.3 cm;

outer coats enclosing 1 or more bulbs, brown, prominently cellular-reticulate, membranous, cells in ± vertical rows, forming irregular herringbone pattern, transversely elongate, V-shaped, without fibers;

inner coats usually dark red, sometimes white to pink, cells obscure, quadrate.

2–12+, borne on short rhizome, cylindric, 2–5 × 1–2.5 cm;

outer coats enclosing 1 or more bulbs, white to light brown, membranous, without reticulation;

inner coats white, cells obscure, quadrate.

persistent, withering from tip at anthesis, 2–4, basally sheathing, sheaths not extending much above soil surface;

blade solid, subterete or ± channeled, 10–36 cm × 0.5–2 mm, margins entire.

persistent, 2–6, sheathing lower 1/4–1/3 of scape;

blade terete, fistulose, 10–40 cm × 10–25 mm.

persistent, solitary, erect, solid, terete, 15–50 cm × 3–5 mm.

persistent, solitary, erect, fistulose, inflated in middle, tapering to umbel, (12–)15–70 cm × 8–25 mm.

shattering after seeds mature, each flower deciduous with its pedicel as a unit, erect, compact, 10–50-flowered, hemispheric, bulbels unknown;

spathe bracts persistent, 2–3, 6–13-veined, ovate, ± equal, apex short-acuminate.

persistent, erect, compact, 50–100-flowered, globose to ovoid, bulbils unknown;

spathe bracts persistent, 1–2, 1–3-veined, ovate, ± equal, apex acute.

stellate, 5–9 mm;

tepals spreading at anthesis, white to pink, lanceolate, ± equal, becoming papery and connivent over capsule, margins entire, apex acute;

stamens included;

anthers yellow or purple;

pollen yellow;

ovary crested;

processes 6, lateral, ± prominent, ± rectangular, margins entire;

style linear, equaling stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 4–16 mm.

narrowly campanulate to urceolate, 6–9 mm;

tepals erect, yellowish white, withering in fruit, margins entire, apex acute, outer lanceolate, inner narrowly ovate, unequal;

stamens long-exserted;

anthers white to yellow;

pollen white;

ovary crestless;

style linear, equaling stamens;

stigma capitate, obscurely 3-lobed;

pedicel 10–30 mm.

coat dull;

cells minutely roughened.

coat shining;

cells 4–6-angled, ± rectangular.

= 14, 21, 28.